28091490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{133769}}^1$

素因数の和:133786

約数の個数: 32

約数和(自身を含む): 77051520

約数和(自身を除く): 48960030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 133769, 267538, 401307, 668845, 802614, 936383, 1337690, 1872766, 2006535, 2809149, 4013070, 4681915, 5618298, 9363830, 14045745, 28091490]

約数ペア:

[(1, 28091490), (2, 14045745), (3, 9363830), (5, 5618298), (6, 4681915), (7, 4013070), (10, 2809149), (14, 2006535), (15, 1872766), (21, 1337690), (30, 936383), (35, 802614), (42, 668845), (70, 401307), (105, 267538), (210, 133769)]