49986855

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 92928000

約数和(自身を除く): 42941145

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 79, 109, 129, 135, 215, 237, 327, 387, 395, 545, 645, 711, 981, 1161, 1185, 1635, 1935, 2133, 2943, 3397, 3555, 4687, 4905, 5805, 8611, 10191, 10665, 14061, 14715, 16985, 23435, 25833, 30573, 42183, 43055, 50955, 70305, 77499, 91719, 126549, 129165, 152865, 210915, 232497, 370273, 387495, 458595, 632745, 1110819, 1162485, 1851365, 3332457, 5554095, 9997371, 16662285, 49986855]

約数ペア:

[(1, 49986855), (3, 16662285), (5, 9997371), (9, 5554095), (15, 3332457), (27, 1851365), (43, 1162485), (45, 1110819), (79, 632745), (109, 458595), (129, 387495), (135, 370273), (215, 232497), (237, 210915), (327, 152865), (387, 129165), (395, 126549), (545, 91719), (645, 77499), (711, 70305), (981, 50955), (1161, 43055), (1185, 42183), (1635, 30573), (1935, 25833), (2133, 23435), (2943, 16985), (3397, 14715), (3555, 14061), (4687, 10665), (4905, 10191), (5805, 8611)]