8163155

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 13444704

約数和(自身を除く): 5281549

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 233, 245, 385, 455, 539, 637, 715, 1001, 1165, 1631, 2563, 2695, 3029, 3185, 5005, 7007, 8155, 11417, 12815, 15145, 17941, 21203, 33319, 35035, 57085, 89705, 106015, 125587, 148421, 166595, 233233, 627935, 742105, 1166165, 1632631, 8163155]

約数ペア:

[(1, 8163155), (5, 1632631), (7, 1166165), (11, 742105), (13, 627935), (35, 233233), (49, 166595), (55, 148421), (65, 125587), (77, 106015), (91, 89705), (143, 57085), (233, 35035), (245, 33319), (385, 21203), (455, 17941), (539, 15145), (637, 12815), (715, 11417), (1001, 8155), (1165, 7007), (1631, 5005), (2563, 3185), (2695, 3029)]