56131425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 116141376

約数和(自身を除く): 60009951

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 157, 175, 225, 227, 315, 471, 525, 681, 785, 1099, 1135, 1413, 1575, 1589, 2043, 2355, 3297, 3405, 3925, 4767, 5495, 5675, 7065, 7945, 9891, 10215, 11775, 14301, 16485, 17025, 23835, 27475, 35325, 35639, 39725, 49455, 51075, 71505, 82425, 106917, 119175, 178195, 247275, 249473, 320751, 357525, 534585, 748419, 890975, 1247365, 1603755, 2245257, 2672925, 3742095, 6236825, 8018775, 11226285, 18710475, 56131425]

約数ペア:

[(1, 56131425), (3, 18710475), (5, 11226285), (7, 8018775), (9, 6236825), (15, 3742095), (21, 2672925), (25, 2245257), (35, 1603755), (45, 1247365), (63, 890975), (75, 748419), (105, 534585), (157, 357525), (175, 320751), (225, 249473), (227, 247275), (315, 178195), (471, 119175), (525, 106917), (681, 82425), (785, 71505), (1099, 51075), (1135, 49455), (1413, 39725), (1575, 35639), (1589, 35325), (2043, 27475), (2355, 23835), (3297, 17025), (3405, 16485), (3925, 14301), (4767, 11775), (5495, 10215), (5675, 9891), (7065, 7945)]