215391516

素因数分解:

$2^2\times 3^1\times {\mathrm{1831}}^1\times {\mathrm{9803}}^1$

素因数の和:11641

約数の個数: 24

約数和(自身を含む): 502905984

約数和(自身を除く): 287514468

約数列:

[1, 2, 3, 4, 6, 12, 1831, 3662, 5493, 7324, 9803, 10986, 19606, 21972, 29409, 39212, 58818, 117636, 17949293, 35898586, 53847879, 71797172, 107695758, 215391516]

約数ペア:

[(1, 215391516), (2, 107695758), (3, 71797172), (4, 53847879), (6, 35898586), (12, 17949293), (1831, 117636), (3662, 58818), (5493, 39212), (7324, 29409), (9803, 21972), (10986, 19606)]