257282964

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{420397}}^1$

素因数の和:420424

約数の個数: 36

約数和(自身を含む): 688611924

約数和(自身を除く): 431328960

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 420397, 840794, 1261191, 1681588, 2522382, 3783573, 5044764, 7146749, 7567146, 14293498, 15134292, 21440247, 28586996, 42880494, 64320741, 85760988, 128641482, 257282964]

約数ペア:

[(1, 257282964), (2, 128641482), (3, 85760988), (4, 64320741), (6, 42880494), (9, 28586996), (12, 21440247), (17, 15134292), (18, 14293498), (34, 7567146), (36, 7146749), (51, 5044764), (68, 3783573), (102, 2522382), (153, 1681588), (204, 1261191), (306, 840794), (612, 420397)]