28215210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{3347}}^1$

素因数の和:3638

約数の個数: 32

約数和(自身を含む): 67977792

約数和(自身を除く): 39762582

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 281, 562, 843, 1405, 1686, 2810, 3347, 4215, 6694, 8430, 10041, 16735, 20082, 33470, 50205, 100410, 940507, 1881014, 2821521, 4702535, 5643042, 9405070, 14107605, 28215210]

約数ペア:

[(1, 28215210), (2, 14107605), (3, 9405070), (5, 5643042), (6, 4702535), (10, 2821521), (15, 1881014), (30, 940507), (281, 100410), (562, 50205), (843, 33470), (1405, 20082), (1686, 16735), (2810, 10041), (3347, 8430), (4215, 6694)]