31066917

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 49459200

約数和(自身を除く): 18392283

約数列:

[1, 3, 7, 21, 29, 87, 139, 203, 367, 417, 609, 973, 1101, 2569, 2919, 4031, 7707, 10643, 12093, 28217, 31929, 51013, 74501, 84651, 153039, 223503, 357091, 1071273, 1479377, 4438131, 10355639, 31066917]

約数ペア:

[(1, 31066917), (3, 10355639), (7, 4438131), (21, 1479377), (29, 1071273), (87, 357091), (139, 223503), (203, 153039), (367, 84651), (417, 74501), (609, 51013), (973, 31929), (1101, 28217), (2569, 12093), (2919, 10643), (4031, 7707)]