31650948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 97493760

約数和(自身を除く): 65842812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 61, 63, 71, 84, 87, 116, 122, 126, 142, 174, 183, 203, 213, 244, 252, 261, 284, 348, 366, 406, 426, 427, 497, 522, 549, 609, 639, 732, 812, 852, 854, 994, 1044, 1098, 1218, 1278, 1281, 1491, 1708, 1769, 1827, 1988, 2059, 2196, 2436, 2556, 2562, 2982, 3538, 3654, 3843, 4118, 4331, 4473, 5124, 5307, 5964, 6177, 7076, 7308, 7686, 8236, 8662, 8946, 10614, 12354, 12383, 12993, 14413, 15372, 15921, 17324, 17892, 18531, 21228, 24708, 24766, 25986, 28826, 30317, 31842, 37062, 37149, 38979, 43239, 49532, 51972, 57652, 60634, 63684, 74124, 74298, 77958, 86478, 90951, 111447, 121268, 125599, 129717, 148596, 155916, 172956, 181902, 222894, 251198, 259434, 272853, 363804, 376797, 445788, 502396, 518868, 545706, 753594, 879193, 1091412, 1130391, 1507188, 1758386, 2260782, 2637579, 3516772, 4521564, 5275158, 7912737, 10550316, 15825474, 31650948]

約数ペア:

[(1, 31650948), (2, 15825474), (3, 10550316), (4, 7912737), (6, 5275158), (7, 4521564), (9, 3516772), (12, 2637579), (14, 2260782), (18, 1758386), (21, 1507188), (28, 1130391), (29, 1091412), (36, 879193), (42, 753594), (58, 545706), (61, 518868), (63, 502396), (71, 445788), (84, 376797), (87, 363804), (116, 272853), (122, 259434), (126, 251198), (142, 222894), (174, 181902), (183, 172956), (203, 155916), (213, 148596), (244, 129717), (252, 125599), (261, 121268), (284, 111447), (348, 90951), (366, 86478), (406, 77958), (426, 74298), (427, 74124), (497, 63684), (522, 60634), (549, 57652), (609, 51972), (639, 49532), (732, 43239), (812, 38979), (852, 37149), (854, 37062), (994, 31842), (1044, 30317), (1098, 28826), (1218, 25986), (1278, 24766), (1281, 24708), (1491, 21228), (1708, 18531), (1769, 17892), (1827, 17324), (1988, 15921), (2059, 15372), (2196, 14413), (2436, 12993), (2556, 12383), (2562, 12354), (2982, 10614), (3538, 8946), (3654, 8662), (3843, 8236), (4118, 7686), (4331, 7308), (4473, 7076), (5124, 6177), (5307, 5964)]