28870116

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 75522720

約数和(自身を除く): 46652604

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 59, 66, 118, 121, 132, 177, 236, 242, 337, 354, 363, 484, 649, 674, 708, 726, 1011, 1298, 1348, 1452, 1947, 2022, 2596, 3707, 3894, 4044, 7139, 7414, 7788, 11121, 14278, 14828, 19883, 21417, 22242, 28556, 39766, 40777, 42834, 44484, 59649, 79532, 81554, 85668, 119298, 122331, 163108, 218713, 238596, 244662, 437426, 489324, 656139, 874852, 1312278, 2405843, 2624556, 4811686, 7217529, 9623372, 14435058, 28870116]

約数ペア:

[(1, 28870116), (2, 14435058), (3, 9623372), (4, 7217529), (6, 4811686), (11, 2624556), (12, 2405843), (22, 1312278), (33, 874852), (44, 656139), (59, 489324), (66, 437426), (118, 244662), (121, 238596), (132, 218713), (177, 163108), (236, 122331), (242, 119298), (337, 85668), (354, 81554), (363, 79532), (484, 59649), (649, 44484), (674, 42834), (708, 40777), (726, 39766), (1011, 28556), (1298, 22242), (1348, 21417), (1452, 19883), (1947, 14828), (2022, 14278), (2596, 11121), (3707, 7788), (3894, 7414), (4044, 7139)]