201998715

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{1583}}^1$

素因数の和:1819

約数の個数: 32

約数和(自身を含む): 332107776

約数和(自身を除く): 130109061

約数列:

[1, 3, 5, 15, 47, 141, 181, 235, 543, 705, 905, 1583, 2715, 4749, 7915, 8507, 23745, 25521, 42535, 74401, 127605, 223203, 286523, 372005, 859569, 1116015, 1432615, 4297845, 13466581, 40399743, 67332905, 201998715]

約数ペア:

[(1, 201998715), (3, 67332905), (5, 40399743), (15, 13466581), (47, 4297845), (141, 1432615), (181, 1116015), (235, 859569), (543, 372005), (705, 286523), (905, 223203), (1583, 127605), (2715, 74401), (4749, 42535), (7915, 25521), (8507, 23745)]