11916405

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 22514544

約数和(自身を除く): 10598139

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 51, 85, 111, 153, 185, 255, 333, 421, 555, 629, 765, 1263, 1665, 1887, 2105, 3145, 3789, 5661, 6315, 7157, 9435, 15577, 18945, 21471, 28305, 35785, 46731, 64413, 77885, 107355, 140193, 233655, 264809, 322065, 700965, 794427, 1324045, 2383281, 3972135, 11916405]

約数ペア:

[(1, 11916405), (3, 3972135), (5, 2383281), (9, 1324045), (15, 794427), (17, 700965), (37, 322065), (45, 264809), (51, 233655), (85, 140193), (111, 107355), (153, 77885), (185, 64413), (255, 46731), (333, 35785), (421, 28305), (555, 21471), (629, 18945), (765, 15577), (1263, 9435), (1665, 7157), (1887, 6315), (2105, 5661), (3145, 3789)]