197844156

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 509949440

約数和(自身を除く): 312105284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 127, 218, 254, 327, 381, 397, 436, 508, 654, 762, 794, 981, 1143, 1191, 1308, 1524, 1588, 1962, 2286, 2382, 3573, 3924, 4572, 4764, 7146, 13843, 14292, 27686, 41529, 43273, 50419, 55372, 83058, 86546, 100838, 124587, 129819, 151257, 166116, 173092, 201676, 249174, 259638, 302514, 389457, 453771, 498348, 519276, 605028, 778914, 907542, 1557828, 1815084, 5495671, 10991342, 16487013, 21982684, 32974026, 49461039, 65948052, 98922078, 197844156]

約数ペア:

[(1, 197844156), (2, 98922078), (3, 65948052), (4, 49461039), (6, 32974026), (9, 21982684), (12, 16487013), (18, 10991342), (36, 5495671), (109, 1815084), (127, 1557828), (218, 907542), (254, 778914), (327, 605028), (381, 519276), (397, 498348), (436, 453771), (508, 389457), (654, 302514), (762, 259638), (794, 249174), (981, 201676), (1143, 173092), (1191, 166116), (1308, 151257), (1524, 129819), (1588, 124587), (1962, 100838), (2286, 86546), (2382, 83058), (3573, 55372), (3924, 50419), (4572, 43273), (4764, 41529), (7146, 27686), (13843, 14292)]