201870921

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{234461}}^1$

素因数の和:234512

約数の個数: 16

約数和(自身を含む): 315116928

約数和(自身を除く): 113246007

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 234461, 703383, 1641227, 4923681, 9612901, 28838703, 67290307, 201870921]

約数ペア:

[(1, 201870921), (3, 67290307), (7, 28838703), (21, 9612901), (41, 4923681), (123, 1641227), (287, 703383), (861, 234461)]