74678401

素因数分解:

$7^2\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:170

約数の個数: 36

約数和(自身を含む): 94310832

約数和(自身を除く): 19632431

約数列:

[1, 7, 23, 43, 49, 67, 161, 301, 469, 529, 989, 1127, 1541, 2107, 2881, 3283, 3703, 6923, 10787, 20167, 22747, 25921, 35443, 48461, 66263, 75509, 141169, 159229, 248101, 463841, 1114603, 1524049, 1736707, 3246887, 10668343, 74678401]

約数ペア:

[(1, 74678401), (7, 10668343), (23, 3246887), (43, 1736707), (49, 1524049), (67, 1114603), (161, 463841), (301, 248101), (469, 159229), (529, 141169), (989, 75509), (1127, 66263), (1541, 48461), (2107, 35443), (2881, 25921), (3283, 22747), (3703, 20167), (6923, 10787)]