13900806

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 31168800

約数和(自身を除く): 17267994

約数列:

[1, 2, 3, 6, 9, 18, 71, 73, 142, 146, 149, 213, 219, 298, 426, 438, 447, 639, 657, 894, 1278, 1314, 1341, 2682, 5183, 10366, 10579, 10877, 15549, 21158, 21754, 31098, 31737, 32631, 46647, 63474, 65262, 93294, 95211, 97893, 190422, 195786, 772267, 1544534, 2316801, 4633602, 6950403, 13900806]

約数ペア:

[(1, 13900806), (2, 6950403), (3, 4633602), (6, 2316801), (9, 1544534), (18, 772267), (71, 195786), (73, 190422), (142, 97893), (146, 95211), (149, 93294), (213, 65262), (219, 63474), (298, 46647), (426, 32631), (438, 31737), (447, 31098), (639, 21754), (657, 21158), (894, 15549), (1278, 10877), (1314, 10579), (1341, 10366), (2682, 5183)]