389622246

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 900976608

約数和(自身を除く): 511354362

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 101, 114, 137, 202, 247, 274, 303, 361, 411, 494, 606, 722, 741, 822, 1083, 1313, 1482, 1781, 1919, 2166, 2603, 2626, 3562, 3838, 3939, 4693, 5206, 5343, 5757, 7809, 7878, 9386, 10686, 11514, 13837, 14079, 15618, 24947, 27674, 28158, 33839, 36461, 41511, 49457, 49894, 67678, 72922, 74841, 83022, 98914, 101517, 109383, 148371, 149682, 179881, 203034, 218766, 262903, 296742, 359762, 473993, 525806, 539643, 642941, 788709, 947986, 1079286, 1285882, 1421979, 1577418, 1928823, 2843958, 3417739, 3857646, 4995157, 6835478, 9990314, 10253217, 14985471, 20506434, 29970942, 64937041, 129874082, 194811123, 389622246]

約数ペア:

[(1, 389622246), (2, 194811123), (3, 129874082), (6, 64937041), (13, 29970942), (19, 20506434), (26, 14985471), (38, 10253217), (39, 9990314), (57, 6835478), (78, 4995157), (101, 3857646), (114, 3417739), (137, 2843958), (202, 1928823), (247, 1577418), (274, 1421979), (303, 1285882), (361, 1079286), (411, 947986), (494, 788709), (606, 642941), (722, 539643), (741, 525806), (822, 473993), (1083, 359762), (1313, 296742), (1482, 262903), (1781, 218766), (1919, 203034), (2166, 179881), (2603, 149682), (2626, 148371), (3562, 109383), (3838, 101517), (3939, 98914), (4693, 83022), (5206, 74841), (5343, 72922), (5757, 67678), (7809, 49894), (7878, 49457), (9386, 41511), (10686, 36461), (11514, 33839), (13837, 28158), (14079, 27674), (15618, 24947)]