191678370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491483}}^1$

素因数の和:491506

約数の個数: 32

約数和(自身を含む): 495415872

約数和(自身を除く): 303737502

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 491483, 982966, 1474449, 2457415, 2948898, 4914830, 6389279, 7372245, 12778558, 14744490, 19167837, 31946395, 38335674, 63892790, 95839185, 191678370]

約数ペア:

[(1, 191678370), (2, 95839185), (3, 63892790), (5, 38335674), (6, 31946395), (10, 19167837), (13, 14744490), (15, 12778558), (26, 7372245), (30, 6389279), (39, 4914830), (65, 2948898), (78, 2457415), (130, 1474449), (195, 982966), (390, 491483)]