193289715

素因数分解:

$3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{20357}}^1$

素因数の和:20579

約数の個数: 24

約数和(自身を含む): 336639888

約数和(自身を除く): 143350173

約数列:

[1, 3, 5, 9, 15, 45, 211, 633, 1055, 1899, 3165, 9495, 20357, 61071, 101785, 183213, 305355, 916065, 4295327, 12885981, 21476635, 38657943, 64429905, 193289715]

約数ペア:

[(1, 193289715), (3, 64429905), (5, 38657943), (9, 21476635), (15, 12885981), (45, 4295327), (211, 916065), (633, 305355), (1055, 183213), (1899, 101785), (3165, 61071), (9495, 20357)]