71727915

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4243}}^1$

素因数の和:4288

約数の個数: 48

約数和(自身を含む): 139339008

約数和(自身を除く): 67611093

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 735, 805, 1127, 2415, 3381, 4243, 5635, 12729, 16905, 21215, 29701, 63645, 89103, 97589, 148505, 207907, 292767, 445515, 487945, 623721, 683123, 1039535, 1463835, 2049369, 3118605, 3415615, 4781861, 10246845, 14345583, 23909305, 71727915]

約数ペア:

[(1, 71727915), (3, 23909305), (5, 14345583), (7, 10246845), (15, 4781861), (21, 3415615), (23, 3118605), (35, 2049369), (49, 1463835), (69, 1039535), (105, 683123), (115, 623721), (147, 487945), (161, 445515), (245, 292767), (345, 207907), (483, 148505), (735, 97589), (805, 89103), (1127, 63645), (2415, 29701), (3381, 21215), (4243, 16905), (5635, 12729)]