813829390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1\times {\mathrm{281}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 1624888512

約数和(自身を除く): 811059122

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 113, 226, 233, 281, 466, 562, 565, 1130, 1165, 1243, 1405, 2330, 2486, 2563, 2810, 3091, 5126, 6182, 6215, 12430, 12815, 15455, 25630, 26329, 30910, 31753, 52658, 63506, 65473, 130946, 131645, 158765, 263290, 289619, 317530, 327365, 349283, 579238, 654730, 698566, 720203, 1440406, 1448095, 1746415, 2896190, 3492830, 3601015, 7202030, 7398449, 14796898, 36992245, 73984490, 81382939, 162765878, 406914695, 813829390]

約数ペア:

[(1, 813829390), (2, 406914695), (5, 162765878), (10, 81382939), (11, 73984490), (22, 36992245), (55, 14796898), (110, 7398449), (113, 7202030), (226, 3601015), (233, 3492830), (281, 2896190), (466, 1746415), (562, 1448095), (565, 1440406), (1130, 720203), (1165, 698566), (1243, 654730), (1405, 579238), (2330, 349283), (2486, 327365), (2563, 317530), (2810, 289619), (3091, 263290), (5126, 158765), (6182, 131645), (6215, 130946), (12430, 65473), (12815, 63506), (15455, 52658), (25630, 31753), (26329, 30910)]