12897756

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 35022624

約数和(自身を除く): 22124868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 69, 74, 92, 111, 138, 148, 207, 222, 276, 333, 414, 421, 444, 666, 828, 842, 851, 1263, 1332, 1684, 1702, 2526, 2553, 3404, 3789, 5052, 5106, 7578, 7659, 9683, 10212, 15156, 15318, 15577, 19366, 29049, 30636, 31154, 38732, 46731, 58098, 62308, 87147, 93462, 116196, 140193, 174294, 186924, 280386, 348588, 358271, 560772, 716542, 1074813, 1433084, 2149626, 3224439, 4299252, 6448878, 12897756]

約数ペア:

[(1, 12897756), (2, 6448878), (3, 4299252), (4, 3224439), (6, 2149626), (9, 1433084), (12, 1074813), (18, 716542), (23, 560772), (36, 358271), (37, 348588), (46, 280386), (69, 186924), (74, 174294), (92, 140193), (111, 116196), (138, 93462), (148, 87147), (207, 62308), (222, 58098), (276, 46731), (333, 38732), (414, 31154), (421, 30636), (444, 29049), (666, 19366), (828, 15577), (842, 15318), (851, 15156), (1263, 10212), (1332, 9683), (1684, 7659), (1702, 7578), (2526, 5106), (2553, 5052), (3404, 3789)]