199951284

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1281739}}^1$

素因数の和:1281759

約数の個数: 24

約数和(自身を含む): 502442080

約数和(自身を除く): 302490796

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1281739, 2563478, 3845217, 5126956, 7690434, 15380868, 16662607, 33325214, 49987821, 66650428, 99975642, 199951284]

約数ペア:

[(1, 199951284), (2, 99975642), (3, 66650428), (4, 49987821), (6, 33325214), (12, 16662607), (13, 15380868), (26, 7690434), (39, 5126956), (52, 3845217), (78, 2563478), (156, 1281739)]