489425699

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{947}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 612665856

約数和(自身を除く): 123240157

約数列:

[1, 7, 17, 43, 101, 119, 301, 707, 731, 947, 1717, 4343, 5117, 6629, 12019, 16099, 30401, 40721, 73831, 95647, 112693, 285047, 516817, 669529, 692257, 1625999, 4112821, 4845799, 11381993, 28789747, 69917957, 489425699]

約数ペア:

[(1, 489425699), (7, 69917957), (17, 28789747), (43, 11381993), (101, 4845799), (119, 4112821), (301, 1625999), (707, 692257), (731, 669529), (947, 516817), (1717, 285047), (4343, 112693), (5117, 95647), (6629, 73831), (12019, 40721), (16099, 30401)]