71084916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 217002240

約数和(自身を除く): 145917324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 71, 84, 87, 116, 126, 137, 142, 174, 203, 213, 252, 261, 274, 284, 348, 406, 411, 426, 497, 522, 548, 609, 639, 812, 822, 852, 959, 994, 1044, 1218, 1233, 1278, 1491, 1644, 1827, 1918, 1988, 2059, 2436, 2466, 2556, 2877, 2982, 3654, 3836, 3973, 4118, 4473, 4932, 5754, 5964, 6177, 7308, 7946, 8236, 8631, 8946, 9727, 11508, 11919, 12354, 14413, 15892, 17262, 17892, 18531, 19454, 23838, 24708, 27811, 28826, 29181, 34524, 35757, 37062, 38908, 43239, 47676, 55622, 57652, 58362, 68089, 71514, 74124, 83433, 86478, 87543, 111244, 116724, 129717, 136178, 143028, 166866, 172956, 175086, 204267, 250299, 259434, 272356, 282083, 333732, 350172, 408534, 500598, 518868, 564166, 612801, 817068, 846249, 1001196, 1128332, 1225602, 1692498, 1974581, 2451204, 2538747, 3384996, 3949162, 5077494, 5923743, 7898324, 10154988, 11847486, 17771229, 23694972, 35542458, 71084916]

約数ペア:

[(1, 71084916), (2, 35542458), (3, 23694972), (4, 17771229), (6, 11847486), (7, 10154988), (9, 7898324), (12, 5923743), (14, 5077494), (18, 3949162), (21, 3384996), (28, 2538747), (29, 2451204), (36, 1974581), (42, 1692498), (58, 1225602), (63, 1128332), (71, 1001196), (84, 846249), (87, 817068), (116, 612801), (126, 564166), (137, 518868), (142, 500598), (174, 408534), (203, 350172), (213, 333732), (252, 282083), (261, 272356), (274, 259434), (284, 250299), (348, 204267), (406, 175086), (411, 172956), (426, 166866), (497, 143028), (522, 136178), (548, 129717), (609, 116724), (639, 111244), (812, 87543), (822, 86478), (852, 83433), (959, 74124), (994, 71514), (1044, 68089), (1218, 58362), (1233, 57652), (1278, 55622), (1491, 47676), (1644, 43239), (1827, 38908), (1918, 37062), (1988, 35757), (2059, 34524), (2436, 29181), (2466, 28826), (2556, 27811), (2877, 24708), (2982, 23838), (3654, 19454), (3836, 18531), (3973, 17892), (4118, 17262), (4473, 15892), (4932, 14413), (5754, 12354), (5964, 11919), (6177, 11508), (7308, 9727), (7946, 8946), (8236, 8631)]