9139455

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{919}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 18083520

約数和(自身を除く): 8944065

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 919, 1105, 1989, 2757, 3315, 4595, 8271, 9945, 11947, 13785, 15623, 35841, 41355, 46869, 59735, 78115, 107523, 140607, 179205, 203099, 234345, 537615, 609297, 703035, 1015495, 1827891, 3046485, 9139455]

約数ペア:

[(1, 9139455), (3, 3046485), (5, 1827891), (9, 1015495), (13, 703035), (15, 609297), (17, 537615), (39, 234345), (45, 203099), (51, 179205), (65, 140607), (85, 107523), (117, 78115), (153, 59735), (195, 46869), (221, 41355), (255, 35841), (585, 15623), (663, 13785), (765, 11947), (919, 9945), (1105, 8271), (1989, 4595), (2757, 3315)]