219791292

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:491

約数の個数: 96

約数和(自身を含む): 600929280

約数和(自身を除く): 381137988

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 137, 142, 213, 269, 274, 284, 411, 426, 497, 538, 548, 807, 822, 852, 959, 994, 1076, 1491, 1614, 1644, 1883, 1918, 1988, 2877, 2982, 3228, 3766, 3836, 5649, 5754, 5964, 7532, 9727, 11298, 11508, 19099, 19454, 22596, 29181, 36853, 38198, 38908, 57297, 58362, 68089, 73706, 76396, 110559, 114594, 116724, 133693, 136178, 147412, 204267, 221118, 229188, 257971, 267386, 272356, 401079, 408534, 442236, 515942, 534772, 773913, 802158, 817068, 1031884, 1547826, 1604316, 2616563, 3095652, 5233126, 7849689, 10466252, 15699378, 18315941, 31398756, 36631882, 54947823, 73263764, 109895646, 219791292]

約数ペア:

[(1, 219791292), (2, 109895646), (3, 73263764), (4, 54947823), (6, 36631882), (7, 31398756), (12, 18315941), (14, 15699378), (21, 10466252), (28, 7849689), (42, 5233126), (71, 3095652), (84, 2616563), (137, 1604316), (142, 1547826), (213, 1031884), (269, 817068), (274, 802158), (284, 773913), (411, 534772), (426, 515942), (497, 442236), (538, 408534), (548, 401079), (807, 272356), (822, 267386), (852, 257971), (959, 229188), (994, 221118), (1076, 204267), (1491, 147412), (1614, 136178), (1644, 133693), (1883, 116724), (1918, 114594), (1988, 110559), (2877, 76396), (2982, 73706), (3228, 68089), (3766, 58362), (3836, 57297), (5649, 38908), (5754, 38198), (5964, 36853), (7532, 29181), (9727, 22596), (11298, 19454), (11508, 19099)]