161654955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8233}}^1$

素因数の和:8276

約数の個数: 64

約数和(自身を含む): 341480448

約数和(自身を除く): 179825493

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 33, 35, 51, 55, 77, 85, 105, 119, 165, 187, 231, 255, 357, 385, 561, 595, 935, 1155, 1309, 1785, 2805, 3927, 6545, 8233, 19635, 24699, 41165, 57631, 90563, 123495, 139961, 172893, 271689, 288155, 419883, 452815, 633941, 699805, 864465, 979727, 1358445, 1539571, 1901823, 2099415, 2939181, 3169705, 4618713, 4898635, 7697855, 9509115, 10776997, 14695905, 23093565, 32330991, 53884985, 161654955]

約数ペア:

[(1, 161654955), (3, 53884985), (5, 32330991), (7, 23093565), (11, 14695905), (15, 10776997), (17, 9509115), (21, 7697855), (33, 4898635), (35, 4618713), (51, 3169705), (55, 2939181), (77, 2099415), (85, 1901823), (105, 1539571), (119, 1358445), (165, 979727), (187, 864465), (231, 699805), (255, 633941), (357, 452815), (385, 419883), (561, 288155), (595, 271689), (935, 172893), (1155, 139961), (1309, 123495), (1785, 90563), (2805, 57631), (3927, 41165), (6545, 24699), (8233, 19635)]