215732985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{467}}^1$

素因数の和:614

約数の個数: 64

約数和(自身を含む): 392491008

約数和(自身を除く): 176758023

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 103, 115, 195, 299, 309, 345, 467, 515, 897, 1339, 1401, 1495, 1545, 2335, 2369, 4017, 4485, 6071, 6695, 7005, 7107, 10741, 11845, 18213, 20085, 30355, 30797, 32223, 35535, 48101, 53705, 91065, 92391, 139633, 144303, 153985, 161115, 240505, 418899, 461955, 625313, 698165, 721515, 1106323, 1875939, 2094495, 3126565, 3318969, 5531615, 9379695, 14382199, 16594845, 43146597, 71910995, 215732985]

約数ペア:

[(1, 215732985), (3, 71910995), (5, 43146597), (13, 16594845), (15, 14382199), (23, 9379695), (39, 5531615), (65, 3318969), (69, 3126565), (103, 2094495), (115, 1875939), (195, 1106323), (299, 721515), (309, 698165), (345, 625313), (467, 461955), (515, 418899), (897, 240505), (1339, 161115), (1401, 153985), (1495, 144303), (1545, 139633), (2335, 92391), (2369, 91065), (4017, 53705), (4485, 48101), (6071, 35535), (6695, 32223), (7005, 30797), (7107, 30355), (10741, 20085), (11845, 18213)]