15705468428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{172489}}^1$

素因数の和:172626

約数の個数: 48

約数和(自身を含む): 31644325440

約数和(自身を除く): 15938857012

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 103, 206, 221, 412, 442, 884, 1339, 1751, 2678, 3502, 5356, 7004, 22763, 45526, 91052, 172489, 344978, 689956, 2242357, 2932313, 4484714, 5864626, 8969428, 11729252, 17766367, 35532734, 38120069, 71065468, 76240138, 152480276, 230962771, 302028239, 461925542, 604056478, 923851084, 1208112956, 3926367107, 7852734214, 15705468428]

約数ペア:

[(1, 15705468428), (2, 7852734214), (4, 3926367107), (13, 1208112956), (17, 923851084), (26, 604056478), (34, 461925542), (52, 302028239), (68, 230962771), (103, 152480276), (206, 76240138), (221, 71065468), (412, 38120069), (442, 35532734), (884, 17766367), (1339, 11729252), (1751, 8969428), (2678, 5864626), (3502, 4484714), (5356, 2932313), (7004, 2242357), (22763, 689956), (45526, 344978), (91052, 172489)]