251014078

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 469421568

約数和(自身を除く): 218407490

約数列:

[1, 2, 7, 14, 17, 34, 83, 97, 119, 131, 166, 194, 238, 262, 581, 679, 917, 1162, 1358, 1411, 1649, 1834, 2227, 2822, 3298, 4454, 8051, 9877, 10873, 11543, 12707, 15589, 16102, 19754, 21746, 23086, 25414, 31178, 56357, 76111, 88949, 112714, 136867, 152222, 177898, 184841, 216019, 273734, 369682, 432038, 958069, 1054681, 1293887, 1512133, 1916138, 2109362, 2587774, 3024266, 7382767, 14765534, 17929577, 35859154, 125507039, 251014078]

約数ペア:

[(1, 251014078), (2, 125507039), (7, 35859154), (14, 17929577), (17, 14765534), (34, 7382767), (83, 3024266), (97, 2587774), (119, 2109362), (131, 1916138), (166, 1512133), (194, 1293887), (238, 1054681), (262, 958069), (581, 432038), (679, 369682), (917, 273734), (1162, 216019), (1358, 184841), (1411, 177898), (1649, 152222), (1834, 136867), (2227, 112714), (2822, 88949), (3298, 76111), (4454, 56357), (8051, 31178), (9877, 25414), (10873, 23086), (11543, 21746), (12707, 19754), (15589, 16102)]