13137290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 24786000

約数和(自身を除く): 11648710

約数列:

[1, 2, 5, 10, 29, 58, 89, 145, 178, 290, 445, 509, 890, 1018, 2545, 2581, 5090, 5162, 12905, 14761, 25810, 29522, 45301, 73805, 90602, 147610, 226505, 453010, 1313729, 2627458, 6568645, 13137290]

約数ペア:

[(1, 13137290), (2, 6568645), (5, 2627458), (10, 1313729), (29, 453010), (58, 226505), (89, 147610), (145, 90602), (178, 73805), (290, 45301), (445, 29522), (509, 25810), (890, 14761), (1018, 12905), (2545, 5162), (2581, 5090)]