9989055

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1213}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 18064320

約数和(自身を除く): 8075265

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1213, 1647, 2745, 3639, 6065, 8235, 10917, 18195, 32751, 54585, 73993, 163755, 221979, 369965, 665937, 1109895, 1997811, 3329685, 9989055]

約数ペア:

[(1, 9989055), (3, 3329685), (5, 1997811), (9, 1109895), (15, 665937), (27, 369965), (45, 221979), (61, 163755), (135, 73993), (183, 54585), (305, 32751), (549, 18195), (915, 10917), (1213, 8235), (1647, 6065), (2745, 3639)]