821745708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{1409}}^1$

素因数の和:1607

約数の個数: 96

約数和(自身を含む): 2251307520

約数和(自身を除く): 1429561812

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 131, 159, 212, 262, 318, 371, 393, 524, 636, 742, 786, 917, 1113, 1409, 1484, 1572, 1834, 2226, 2751, 2818, 3668, 4227, 4452, 5502, 5636, 6943, 8454, 9863, 11004, 13886, 16908, 19726, 20829, 27772, 29589, 39452, 41658, 48601, 59178, 74677, 83316, 97202, 118356, 145803, 149354, 184579, 194404, 224031, 291606, 298708, 369158, 448062, 522739, 553737, 583212, 738316, 896124, 1045478, 1107474, 1292053, 1568217, 2090956, 2214948, 2584106, 3136434, 3876159, 5168212, 6272868, 7752318, 9782687, 15504636, 19565374, 29348061, 39130748, 58696122, 68478809, 117392244, 136957618, 205436427, 273915236, 410872854, 821745708]

約数ペア:

[(1, 821745708), (2, 410872854), (3, 273915236), (4, 205436427), (6, 136957618), (7, 117392244), (12, 68478809), (14, 58696122), (21, 39130748), (28, 29348061), (42, 19565374), (53, 15504636), (84, 9782687), (106, 7752318), (131, 6272868), (159, 5168212), (212, 3876159), (262, 3136434), (318, 2584106), (371, 2214948), (393, 2090956), (524, 1568217), (636, 1292053), (742, 1107474), (786, 1045478), (917, 896124), (1113, 738316), (1409, 583212), (1484, 553737), (1572, 522739), (1834, 448062), (2226, 369158), (2751, 298708), (2818, 291606), (3668, 224031), (4227, 194404), (4452, 184579), (5502, 149354), (5636, 145803), (6943, 118356), (8454, 97202), (9863, 83316), (11004, 74677), (13886, 59178), (16908, 48601), (19726, 41658), (20829, 39452), (27772, 29589)]