646906708

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{5653}}^1$

素因数の和:5792

約数の個数: 48

約数和(自身を含む): 1334886784

約数和(自身を除く): 687980076

約数列:

[1, 2, 4, 7, 14, 28, 61, 67, 122, 134, 244, 268, 427, 469, 854, 938, 1708, 1876, 4087, 5653, 8174, 11306, 16348, 22612, 28609, 39571, 57218, 79142, 114436, 158284, 344833, 378751, 689666, 757502, 1379332, 1515004, 2413831, 2651257, 4827662, 5302514, 9655324, 10605028, 23103811, 46207622, 92415244, 161726677, 323453354, 646906708]

約数ペア:

[(1, 646906708), (2, 323453354), (4, 161726677), (7, 92415244), (14, 46207622), (28, 23103811), (61, 10605028), (67, 9655324), (122, 5302514), (134, 4827662), (244, 2651257), (268, 2413831), (427, 1515004), (469, 1379332), (854, 757502), (938, 689666), (1708, 378751), (1876, 344833), (4087, 158284), (5653, 114436), (8174, 79142), (11306, 57218), (16348, 39571), (22612, 28609)]