1561428

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{3943}}^1$

素因数の和:3964

約数の個数: 36

約数和(自身を含む): 4306848

約数和(自身を除く): 2745420

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 3943, 7886, 11829, 15772, 23658, 35487, 43373, 47316, 70974, 86746, 130119, 141948, 173492, 260238, 390357, 520476, 780714, 1561428]

約数ペア:

[(1, 1561428), (2, 780714), (3, 520476), (4, 390357), (6, 260238), (9, 173492), (11, 141948), (12, 130119), (18, 86746), (22, 70974), (33, 47316), (36, 43373), (44, 35487), (66, 23658), (99, 15772), (132, 11829), (198, 7886), (396, 3943)]