27801612

素因数分解:

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

素因数の和:303

約数の個数: 72

約数和(自身を含む): 72727200

約数和(自身を除く): 44925588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 73, 142, 146, 149, 213, 219, 284, 292, 298, 426, 438, 447, 596, 639, 657, 852, 876, 894, 1278, 1314, 1341, 1788, 2556, 2628, 2682, 5183, 5364, 10366, 10579, 10877, 15549, 20732, 21158, 21754, 31098, 31737, 32631, 42316, 43508, 46647, 62196, 63474, 65262, 93294, 95211, 97893, 126948, 130524, 186588, 190422, 195786, 380844, 391572, 772267, 1544534, 2316801, 3089068, 4633602, 6950403, 9267204, 13900806, 27801612]

約数ペア:

[(1, 27801612), (2, 13900806), (3, 9267204), (4, 6950403), (6, 4633602), (9, 3089068), (12, 2316801), (18, 1544534), (36, 772267), (71, 391572), (73, 380844), (142, 195786), (146, 190422), (149, 186588), (213, 130524), (219, 126948), (284, 97893), (292, 95211), (298, 93294), (426, 65262), (438, 63474), (447, 62196), (596, 46647), (639, 43508), (657, 42316), (852, 32631), (876, 31737), (894, 31098), (1278, 21754), (1314, 21158), (1341, 20732), (1788, 15549), (2556, 10877), (2628, 10579), (2682, 10366), (5183, 5364)]