201761553

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1\times {\mathrm{557}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 315408384

約数和(自身を除く): 113646831

約数列:

[1, 3, 7, 21, 47, 141, 329, 367, 557, 987, 1101, 1671, 2569, 3899, 7707, 11697, 17249, 26179, 51747, 78537, 120743, 183253, 204419, 362229, 549759, 613257, 1430933, 4292799, 9607693, 28823079, 67253851, 201761553]

約数ペア:

[(1, 201761553), (3, 67253851), (7, 28823079), (21, 9607693), (47, 4292799), (141, 1430933), (329, 613257), (367, 549759), (557, 362229), (987, 204419), (1101, 183253), (1671, 120743), (2569, 78537), (3899, 51747), (7707, 26179), (11697, 17249)]