179970987

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{1667}}^1$

素因数の和:1827

約数の個数: 32

約数和(自身を含む): 282465792

約数和(自身を除く): 102494805

約数列:

[1, 3, 7, 21, 53, 97, 159, 291, 371, 679, 1113, 1667, 2037, 5001, 5141, 11669, 15423, 35007, 35987, 88351, 107961, 161699, 265053, 485097, 618457, 1131893, 1855371, 3395679, 8570047, 25710141, 59990329, 179970987]

約数ペア:

[(1, 179970987), (3, 59990329), (7, 25710141), (21, 8570047), (53, 3395679), (97, 1855371), (159, 1131893), (291, 618457), (371, 485097), (679, 265053), (1113, 161699), (1667, 107961), (2037, 88351), (5001, 35987), (5141, 35007), (11669, 15423)]