642427812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{4591}}^1$

素因数の和:4650

約数の個数: 108

約数和(自身を含む): 1835293824

約数和(自身を除く): 1192866012

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 169, 207, 234, 276, 299, 338, 414, 468, 507, 598, 676, 828, 897, 1014, 1196, 1521, 1794, 2028, 2691, 3042, 3588, 3887, 4591, 5382, 6084, 7774, 9182, 10764, 11661, 13773, 15548, 18364, 23322, 27546, 34983, 41319, 46644, 55092, 59683, 69966, 82638, 105593, 119366, 139932, 165276, 179049, 211186, 238732, 316779, 358098, 422372, 537147, 633558, 716196, 775879, 950337, 1074294, 1267116, 1372709, 1551758, 1900674, 2148588, 2327637, 2745418, 3103516, 3801348, 4118127, 4655274, 5490836, 6982911, 8236254, 9310548, 12354381, 13965822, 16472508, 17845217, 24708762, 27931644, 35690434, 49417524, 53535651, 71380868, 107071302, 160606953, 214142604, 321213906, 642427812]

約数ペア:

[(1, 642427812), (2, 321213906), (3, 214142604), (4, 160606953), (6, 107071302), (9, 71380868), (12, 53535651), (13, 49417524), (18, 35690434), (23, 27931644), (26, 24708762), (36, 17845217), (39, 16472508), (46, 13965822), (52, 12354381), (69, 9310548), (78, 8236254), (92, 6982911), (117, 5490836), (138, 4655274), (156, 4118127), (169, 3801348), (207, 3103516), (234, 2745418), (276, 2327637), (299, 2148588), (338, 1900674), (414, 1551758), (468, 1372709), (507, 1267116), (598, 1074294), (676, 950337), (828, 775879), (897, 716196), (1014, 633558), (1196, 537147), (1521, 422372), (1794, 358098), (2028, 316779), (2691, 238732), (3042, 211186), (3588, 179049), (3887, 165276), (4591, 139932), (5382, 119366), (6084, 105593), (7774, 82638), (9182, 69966), (10764, 59683), (11661, 55092), (13773, 46644), (15548, 41319), (18364, 34983), (23322, 27546)]