15220135

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 23080896

約数和(自身を除く): 7860761

約数列:

[1, 5, 7, 23, 35, 37, 49, 73, 115, 161, 185, 245, 259, 365, 511, 805, 851, 1127, 1295, 1679, 1813, 2555, 2701, 3577, 4255, 5635, 5957, 8395, 9065, 11753, 13505, 17885, 18907, 29785, 41699, 58765, 62123, 82271, 94535, 132349, 208495, 310615, 411355, 434861, 661745, 2174305, 3044027, 15220135]

約数ペア:

[(1, 15220135), (5, 3044027), (7, 2174305), (23, 661745), (35, 434861), (37, 411355), (49, 310615), (73, 208495), (115, 132349), (161, 94535), (185, 82271), (245, 62123), (259, 58765), (365, 41699), (511, 29785), (805, 18907), (851, 17885), (1127, 13505), (1295, 11753), (1679, 9065), (1813, 8395), (2555, 5957), (2701, 5635), (3577, 4255)]