172446690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{442171}}^1$

素因数の和:442194

約数の個数: 32

約数和(自身を含む): 445709376

約数和(自身を除く): 273262686

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 442171, 884342, 1326513, 2210855, 2653026, 4421710, 5748223, 6632565, 11496446, 13265130, 17244669, 28741115, 34489338, 57482230, 86223345, 172446690]

約数ペア:

[(1, 172446690), (2, 86223345), (3, 57482230), (5, 34489338), (6, 28741115), (10, 17244669), (13, 13265130), (15, 11496446), (26, 6632565), (30, 5748223), (39, 4421710), (65, 2653026), (78, 2210855), (130, 1326513), (195, 884342), (390, 442171)]