25616943

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 44209152

約数和(自身を除く): 18592209

約数列:

[1, 3, 9, 11, 17, 31, 33, 51, 93, 99, 153, 187, 279, 341, 491, 527, 561, 1023, 1473, 1581, 1683, 3069, 4419, 4743, 5401, 5797, 8347, 15221, 16203, 17391, 25041, 45663, 48609, 52173, 75123, 91817, 136989, 167431, 258757, 275451, 502293, 776271, 826353, 1506879, 2328813, 2846327, 8538981, 25616943]

約数ペア:

[(1, 25616943), (3, 8538981), (9, 2846327), (11, 2328813), (17, 1506879), (31, 826353), (33, 776271), (51, 502293), (93, 275451), (99, 258757), (153, 167431), (187, 136989), (279, 91817), (341, 75123), (491, 52173), (527, 48609), (561, 45663), (1023, 25041), (1473, 17391), (1581, 16203), (1683, 15221), (3069, 8347), (4419, 5797), (4743, 5401)]