2293445

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 3742848

約数和(自身を除く): 1449403

約数列:

[1, 5, 7, 11, 23, 35, 37, 49, 55, 77, 115, 161, 185, 245, 253, 259, 385, 407, 539, 805, 851, 1127, 1265, 1295, 1771, 1813, 2035, 2695, 2849, 4255, 5635, 5957, 8855, 9065, 9361, 12397, 14245, 19943, 29785, 41699, 46805, 61985, 65527, 99715, 208495, 327635, 458689, 2293445]

約数ペア:

[(1, 2293445), (5, 458689), (7, 327635), (11, 208495), (23, 99715), (35, 65527), (37, 61985), (49, 46805), (55, 41699), (77, 29785), (115, 19943), (161, 14245), (185, 12397), (245, 9361), (253, 9065), (259, 8855), (385, 5957), (407, 5635), (539, 4255), (805, 2849), (851, 2695), (1127, 2035), (1265, 1813), (1295, 1771)]