8815690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3989}}^1$

素因数の和:4026

約数の個数: 32

約数和(自身を含む): 18098640

約数和(自身を除く): 9282950

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 3989, 7978, 19945, 39890, 51857, 67813, 103714, 135626, 259285, 339065, 518570, 678130, 881569, 1763138, 4407845, 8815690]

約数ペア:

[(1, 8815690), (2, 4407845), (5, 1763138), (10, 881569), (13, 678130), (17, 518570), (26, 339065), (34, 259285), (65, 135626), (85, 103714), (130, 67813), (170, 51857), (221, 39890), (442, 19945), (1105, 7978), (2210, 3989)]