197891658

素因数分解:

$2^1\times 3^2\times {\mathrm{491}}^1\times {\mathrm{22391}}^1$

素因数の和:22890

約数の個数: 24

約数和(自身を含む): 429657696

約数和(自身を除く): 231766038

約数列:

[1, 2, 3, 6, 9, 18, 491, 982, 1473, 2946, 4419, 8838, 22391, 44782, 67173, 134346, 201519, 403038, 10993981, 21987962, 32981943, 65963886, 98945829, 197891658]

約数ペア:

[(1, 197891658), (2, 98945829), (3, 65963886), (6, 32981943), (9, 21987962), (18, 10993981), (491, 403038), (982, 201519), (1473, 134346), (2946, 67173), (4419, 44782), (8838, 22391)]