1237221215

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{40163}}^1$

素因数の和:40330

約数の個数: 16

約数和(自身を含む): 1523982816

約数和(自身を除く): 286761601

約数列:

[1, 5, 61, 101, 305, 505, 6161, 30805, 40163, 200815, 2449943, 4056463, 12249715, 20282315, 247444243, 1237221215]

約数ペア:

[(1, 1237221215), (5, 247444243), (61, 20282315), (101, 12249715), (305, 4056463), (505, 2449943), (6161, 200815), (30805, 40163)]