381995172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{6427}}^1$

素因数の和:6577

約数の個数: 72

約数和(自身を含む): 1048226816

約数和(自身を除く): 666231644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 127, 156, 234, 254, 381, 468, 508, 762, 1143, 1524, 1651, 2286, 3302, 4572, 4953, 6427, 6604, 9906, 12854, 14859, 19281, 19812, 25708, 29718, 38562, 57843, 59436, 77124, 83551, 115686, 167102, 231372, 250653, 334204, 501306, 751959, 816229, 1002612, 1503918, 1632458, 2448687, 3007836, 3264916, 4897374, 7346061, 9794748, 10610977, 14692122, 21221954, 29384244, 31832931, 42443908, 63665862, 95498793, 127331724, 190997586, 381995172]

約数ペア:

[(1, 381995172), (2, 190997586), (3, 127331724), (4, 95498793), (6, 63665862), (9, 42443908), (12, 31832931), (13, 29384244), (18, 21221954), (26, 14692122), (36, 10610977), (39, 9794748), (52, 7346061), (78, 4897374), (117, 3264916), (127, 3007836), (156, 2448687), (234, 1632458), (254, 1503918), (381, 1002612), (468, 816229), (508, 751959), (762, 501306), (1143, 334204), (1524, 250653), (1651, 231372), (2286, 167102), (3302, 115686), (4572, 83551), (4953, 77124), (6427, 59436), (6604, 57843), (9906, 38562), (12854, 29718), (14859, 25708), (19281, 19812)]