28281186

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{599}}^1$

素因数の和:711

約数の個数: 48

約数和(自身を含む): 63835200

約数和(自身を除く): 35554014

約数列:

[1, 2, 3, 6, 9, 18, 43, 61, 86, 122, 129, 183, 258, 366, 387, 549, 599, 774, 1098, 1198, 1797, 2623, 3594, 5246, 5391, 7869, 10782, 15738, 23607, 25757, 36539, 47214, 51514, 73078, 77271, 109617, 154542, 219234, 231813, 328851, 463626, 657702, 1571177, 3142354, 4713531, 9427062, 14140593, 28281186]

約数ペア:

[(1, 28281186), (2, 14140593), (3, 9427062), (6, 4713531), (9, 3142354), (18, 1571177), (43, 657702), (61, 463626), (86, 328851), (122, 231813), (129, 219234), (183, 154542), (258, 109617), (366, 77271), (387, 73078), (549, 51514), (599, 47214), (774, 36539), (1098, 25757), (1198, 23607), (1797, 15738), (2623, 10782), (3594, 7869), (5246, 5391)]