668889452

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{10391}}^1$

素因数の和:10443

約数の個数: 72

約数和(自身を含む): 1547992320

約数和(自身を除く): 879102868

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 121, 133, 154, 209, 242, 266, 308, 418, 484, 532, 836, 847, 1463, 1694, 2299, 2926, 3388, 4598, 5852, 9196, 10391, 16093, 20782, 32186, 41564, 64372, 72737, 114301, 145474, 197429, 228602, 290948, 394858, 457204, 789716, 800107, 1257311, 1382003, 1600214, 2171719, 2514622, 2764006, 3200428, 4343438, 5029244, 5528012, 8686876, 8801177, 15202033, 17602354, 23888909, 30404066, 35204708, 47777818, 60808132, 95555636, 167222363, 334444726, 668889452]

約数ペア:

[(1, 668889452), (2, 334444726), (4, 167222363), (7, 95555636), (11, 60808132), (14, 47777818), (19, 35204708), (22, 30404066), (28, 23888909), (38, 17602354), (44, 15202033), (76, 8801177), (77, 8686876), (121, 5528012), (133, 5029244), (154, 4343438), (209, 3200428), (242, 2764006), (266, 2514622), (308, 2171719), (418, 1600214), (484, 1382003), (532, 1257311), (836, 800107), (847, 789716), (1463, 457204), (1694, 394858), (2299, 290948), (2926, 228602), (3388, 197429), (4598, 145474), (5852, 114301), (9196, 72737), (10391, 64372), (16093, 41564), (20782, 32186)]