8131396

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 17781120

約数和(自身を除く): 9649724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 89, 91, 178, 182, 251, 356, 364, 502, 623, 1004, 1157, 1246, 1757, 2314, 2492, 3263, 3514, 4628, 6526, 7028, 8099, 13052, 16198, 22339, 22841, 32396, 44678, 45682, 89356, 91364, 156373, 290407, 312746, 580814, 625492, 1161628, 2032849, 4065698, 8131396]

約数ペア:

[(1, 8131396), (2, 4065698), (4, 2032849), (7, 1161628), (13, 625492), (14, 580814), (26, 312746), (28, 290407), (52, 156373), (89, 91364), (91, 89356), (178, 45682), (182, 44678), (251, 32396), (356, 22841), (364, 22339), (502, 16198), (623, 13052), (1004, 8099), (1157, 7028), (1246, 6526), (1757, 4628), (2314, 3514), (2492, 3263)]