28514178

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2939}}^1$

素因数の和:2972

約数の個数: 72

約数和(自身を含む): 78427440

約数和(自身を除く): 49913262

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 126, 147, 154, 198, 231, 294, 441, 462, 539, 693, 882, 1078, 1386, 1617, 2939, 3234, 4851, 5878, 8817, 9702, 17634, 20573, 26451, 32329, 41146, 52902, 61719, 64658, 96987, 123438, 144011, 185157, 193974, 226303, 288022, 290961, 370314, 432033, 452606, 581922, 678909, 864066, 1296099, 1357818, 1584121, 2036727, 2592198, 3168242, 4073454, 4752363, 9504726, 14257089, 28514178]

約数ペア:

[(1, 28514178), (2, 14257089), (3, 9504726), (6, 4752363), (7, 4073454), (9, 3168242), (11, 2592198), (14, 2036727), (18, 1584121), (21, 1357818), (22, 1296099), (33, 864066), (42, 678909), (49, 581922), (63, 452606), (66, 432033), (77, 370314), (98, 290961), (99, 288022), (126, 226303), (147, 193974), (154, 185157), (198, 144011), (231, 123438), (294, 96987), (441, 64658), (462, 61719), (539, 52902), (693, 41146), (882, 32329), (1078, 26451), (1386, 20573), (1617, 17634), (2939, 9702), (3234, 8817), (4851, 5878)]