861653196

素因数分解:

$2^2\times 3^2\times {\mathrm{1277}}^1\times {\mathrm{18743}}^1$

素因数の和:20030

約数の個数: 36

約数和(自身を含む): 2179889712

約数和(自身を除く): 1318236516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1277, 2554, 3831, 5108, 7662, 11493, 15324, 18743, 22986, 37486, 45972, 56229, 74972, 112458, 168687, 224916, 337374, 674748, 23934811, 47869622, 71804433, 95739244, 143608866, 215413299, 287217732, 430826598, 861653196]

約数ペア:

[(1, 861653196), (2, 430826598), (3, 287217732), (4, 215413299), (6, 143608866), (9, 95739244), (12, 71804433), (18, 47869622), (36, 23934811), (1277, 674748), (2554, 337374), (3831, 224916), (5108, 168687), (7662, 112458), (11493, 74972), (15324, 56229), (18743, 45972), (22986, 37486)]