12686505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 23950080

約数和(自身を除く): 11263575

約数列:

[1, 3, 5, 13, 15, 17, 39, 43, 51, 65, 85, 89, 129, 195, 215, 221, 255, 267, 445, 559, 645, 663, 731, 1105, 1157, 1335, 1513, 1677, 2193, 2795, 3315, 3471, 3655, 3827, 4539, 5785, 7565, 8385, 9503, 10965, 11481, 17355, 19135, 19669, 22695, 28509, 47515, 49751, 57405, 59007, 65059, 98345, 142545, 149253, 195177, 248755, 295035, 325295, 746265, 845767, 975885, 2537301, 4228835, 12686505]

約数ペア:

[(1, 12686505), (3, 4228835), (5, 2537301), (13, 975885), (15, 845767), (17, 746265), (39, 325295), (43, 295035), (51, 248755), (65, 195177), (85, 149253), (89, 142545), (129, 98345), (195, 65059), (215, 59007), (221, 57405), (255, 49751), (267, 47515), (445, 28509), (559, 22695), (645, 19669), (663, 19135), (731, 17355), (1105, 11481), (1157, 10965), (1335, 9503), (1513, 8385), (1677, 7565), (2193, 5785), (2795, 4539), (3315, 3827), (3471, 3655)]