65585115

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 117363168

約数和(自身を除く): 51778053

約数列:

[1, 3, 5, 9, 15, 45, 53, 107, 159, 257, 265, 321, 477, 535, 771, 795, 963, 1285, 1605, 2313, 2385, 3855, 4815, 5671, 11565, 13621, 17013, 27499, 28355, 40863, 51039, 68105, 82497, 85065, 122589, 137495, 204315, 247491, 255195, 412485, 612945, 1237455, 1457447, 4372341, 7287235, 13117023, 21861705, 65585115]

約数ペア:

[(1, 65585115), (3, 21861705), (5, 13117023), (9, 7287235), (15, 4372341), (45, 1457447), (53, 1237455), (107, 612945), (159, 412485), (257, 255195), (265, 247491), (321, 204315), (477, 137495), (535, 122589), (771, 85065), (795, 82497), (963, 68105), (1285, 51039), (1605, 40863), (2313, 28355), (2385, 27499), (3855, 17013), (4815, 13621), (5671, 11565)]