64437285

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2621}}^1$

素因数の和:2789

約数の個数: 32

約数和(自身を含む): 113270400

約数和(自身を除く): 48833115

約数列:

[1, 3, 5, 11, 15, 33, 55, 149, 165, 447, 745, 1639, 2235, 2621, 4917, 7863, 8195, 13105, 24585, 28831, 39315, 86493, 144155, 390529, 432465, 1171587, 1952645, 4295819, 5857935, 12887457, 21479095, 64437285]

約数ペア:

[(1, 64437285), (3, 21479095), (5, 12887457), (11, 5857935), (15, 4295819), (33, 1952645), (55, 1171587), (149, 432465), (165, 390529), (447, 144155), (745, 86493), (1639, 39315), (2235, 28831), (2621, 24585), (4917, 13105), (7863, 8195)]