201904885

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{971}}^1$

素因数の和:1453

約数の個数: 32

約数和(自身を含む): 299158272

約数和(自身を除く): 97253387

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 457, 971, 2285, 3199, 4855, 5941, 6797, 12623, 15995, 29705, 33985, 41587, 63115, 88361, 207935, 441805, 443747, 2218735, 3106229, 5768711, 15531145, 28843555, 40380977, 201904885]

約数ペア:

[(1, 201904885), (5, 40380977), (7, 28843555), (13, 15531145), (35, 5768711), (65, 3106229), (91, 2218735), (455, 443747), (457, 441805), (971, 207935), (2285, 88361), (3199, 63115), (4855, 41587), (5941, 33985), (6797, 29705), (12623, 15995)]