15697528028

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{86423}}^1$

素因数の和:86946

約数の個数: 48

約数和(自身を含む): 33878208000

約数和(自身を除く): 18180679972

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 499, 998, 1996, 3493, 6487, 6986, 12974, 13972, 25948, 45409, 86423, 90818, 172846, 181636, 345692, 604961, 1123499, 1209922, 2246998, 2419844, 4493996, 7864493, 15728986, 31457972, 43125077, 86250154, 172500308, 301875539, 560626001, 603751078, 1121252002, 1207502156, 2242504004, 3924382007, 7848764014, 15697528028]

約数ペア:

[(1, 15697528028), (2, 7848764014), (4, 3924382007), (7, 2242504004), (13, 1207502156), (14, 1121252002), (26, 603751078), (28, 560626001), (52, 301875539), (91, 172500308), (182, 86250154), (364, 43125077), (499, 31457972), (998, 15728986), (1996, 7864493), (3493, 4493996), (6487, 2419844), (6986, 2246998), (12974, 1209922), (13972, 1123499), (25948, 604961), (45409, 345692), (86423, 181636), (90818, 172846)]