2131981516

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{983}}^1\times {\mathrm{2671}}^1$

素因数の和:3694

約数の個数: 48

約数和(自身を含む): 4417136640

約数和(自身を除く): 2285155124

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 983, 1966, 2671, 3932, 5342, 6881, 10684, 13762, 18697, 27524, 28507, 37394, 57014, 74788, 77459, 114028, 154918, 199549, 309836, 399098, 542213, 798196, 1084426, 2168852, 2625593, 5251186, 10502372, 18379151, 36758302, 73516604, 76142197, 152284394, 304568788, 532995379, 1065990758, 2131981516]

約数ペア:

[(1, 2131981516), (2, 1065990758), (4, 532995379), (7, 304568788), (14, 152284394), (28, 76142197), (29, 73516604), (58, 36758302), (116, 18379151), (203, 10502372), (406, 5251186), (812, 2625593), (983, 2168852), (1966, 1084426), (2671, 798196), (3932, 542213), (5342, 399098), (6881, 309836), (10684, 199549), (13762, 154918), (18697, 114028), (27524, 77459), (28507, 74788), (37394, 57014)]