28403186

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 50234880

約数和(自身を除く): 21831694

約数列:

[1, 2, 7, 14, 61, 79, 122, 158, 421, 427, 553, 842, 854, 1106, 2947, 4819, 5894, 9638, 25681, 33259, 33733, 51362, 66518, 67466, 179767, 232813, 359534, 465626, 2028799, 4057598, 14201593, 28403186]

約数ペア:

[(1, 28403186), (2, 14201593), (7, 4057598), (14, 2028799), (61, 465626), (79, 359534), (122, 232813), (158, 179767), (421, 67466), (427, 66518), (553, 51362), (842, 33733), (854, 33259), (1106, 25681), (2947, 9638), (4819, 5894)]