123721198

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{349}}^1\times {\mathrm{491}}^1$

素因数の和:880

約数の個数: 24

約数和(自身を含む): 196824600

約数和(自身を除く): 73103402

約数列:

[1, 2, 19, 38, 349, 361, 491, 698, 722, 982, 6631, 9329, 13262, 18658, 125989, 171359, 177251, 251978, 342718, 354502, 3255821, 6511642, 61860599, 123721198]

約数ペア:

[(1, 123721198), (2, 61860599), (19, 6511642), (38, 3255821), (349, 354502), (361, 342718), (491, 251978), (698, 177251), (722, 171359), (982, 125989), (6631, 18658), (9329, 13262)]