42697655

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 72576000

約数和(自身を除く): 29878345

約数列:

[1, 5, 7, 11, 13, 19, 35, 55, 65, 77, 91, 95, 133, 143, 209, 247, 385, 449, 455, 665, 715, 1001, 1045, 1235, 1463, 1729, 2245, 2717, 3143, 4939, 5005, 5837, 7315, 8531, 8645, 13585, 15715, 19019, 24695, 29185, 34573, 40859, 42655, 59717, 64207, 93841, 95095, 110903, 172865, 204295, 298585, 321035, 449449, 469205, 554515, 656887, 776321, 1219933, 2247245, 3284435, 3881605, 6099665, 8539531, 42697655]

約数ペア:

[(1, 42697655), (5, 8539531), (7, 6099665), (11, 3881605), (13, 3284435), (19, 2247245), (35, 1219933), (55, 776321), (65, 656887), (77, 554515), (91, 469205), (95, 449449), (133, 321035), (143, 298585), (209, 204295), (247, 172865), (385, 110903), (449, 95095), (455, 93841), (665, 64207), (715, 59717), (1001, 42655), (1045, 40859), (1235, 34573), (1463, 29185), (1729, 24695), (2245, 19019), (2717, 15715), (3143, 13585), (4939, 8645), (5005, 8531), (5837, 7315)]