1947843513

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:907

約数の個数: 96

約数和(自身を含む): 3632578560

約数和(自身を除く): 1684735047

約数列:

[1, 3, 7, 9, 11, 21, 33, 47, 63, 77, 79, 99, 141, 231, 237, 329, 423, 517, 553, 693, 711, 757, 869, 987, 1551, 1659, 2271, 2607, 2961, 3619, 3713, 4653, 4977, 5299, 6083, 6813, 7821, 8327, 10857, 11139, 15897, 18249, 24981, 25991, 32571, 33417, 35579, 40843, 47691, 54747, 58289, 59803, 74943, 77973, 106737, 122529, 174867, 179409, 233919, 249053, 285901, 320211, 367587, 391369, 418621, 524601, 538227, 657833, 747159, 857703, 1174107, 1255863, 1973499, 2241477, 2573109, 2739583, 2810741, 3522321, 3767589, 4604831, 5920497, 8218749, 8432223, 13814493, 19675187, 24656247, 25296669, 30918151, 41443479, 59025561, 92754453, 177076683, 216427057, 278263359, 649281171, 1947843513]

約数ペア:

[(1, 1947843513), (3, 649281171), (7, 278263359), (9, 216427057), (11, 177076683), (21, 92754453), (33, 59025561), (47, 41443479), (63, 30918151), (77, 25296669), (79, 24656247), (99, 19675187), (141, 13814493), (231, 8432223), (237, 8218749), (329, 5920497), (423, 4604831), (517, 3767589), (553, 3522321), (693, 2810741), (711, 2739583), (757, 2573109), (869, 2241477), (987, 1973499), (1551, 1255863), (1659, 1174107), (2271, 857703), (2607, 747159), (2961, 657833), (3619, 538227), (3713, 524601), (4653, 418621), (4977, 391369), (5299, 367587), (6083, 320211), (6813, 285901), (7821, 249053), (8327, 233919), (10857, 179409), (11139, 174867), (15897, 122529), (18249, 106737), (24981, 77973), (25991, 74943), (32571, 59803), (33417, 58289), (35579, 54747), (40843, 47691)]