8390564

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 19104120

約数和(自身を除く): 10713556

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 49, 52, 74, 89, 91, 98, 148, 178, 182, 196, 259, 356, 364, 481, 518, 623, 637, 962, 1036, 1157, 1246, 1274, 1813, 1924, 2314, 2492, 2548, 3293, 3367, 3626, 4361, 4628, 6586, 6734, 7252, 8099, 8722, 13172, 13468, 16198, 17444, 23051, 23569, 32396, 42809, 46102, 47138, 56693, 85618, 92204, 94276, 113386, 161357, 171236, 226772, 299663, 322714, 599326, 645428, 1198652, 2097641, 4195282, 8390564]

約数ペア:

[(1, 8390564), (2, 4195282), (4, 2097641), (7, 1198652), (13, 645428), (14, 599326), (26, 322714), (28, 299663), (37, 226772), (49, 171236), (52, 161357), (74, 113386), (89, 94276), (91, 92204), (98, 85618), (148, 56693), (178, 47138), (182, 46102), (196, 42809), (259, 32396), (356, 23569), (364, 23051), (481, 17444), (518, 16198), (623, 13468), (637, 13172), (962, 8722), (1036, 8099), (1157, 7252), (1246, 6734), (1274, 6586), (1813, 4628), (1924, 4361), (2314, 3626), (2492, 3367), (2548, 3293)]