250007994

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^2\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:316

約数の個数: 72

約数和(自身を含む): 569286900

約数和(自身を除く): 319278906

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 97, 149, 186, 194, 279, 291, 298, 447, 558, 582, 873, 894, 961, 1341, 1746, 1922, 2682, 2883, 3007, 4619, 5766, 6014, 8649, 9021, 9238, 13857, 14453, 17298, 18042, 27063, 27714, 28906, 41571, 43359, 54126, 83142, 86718, 93217, 130077, 143189, 186434, 260154, 279651, 286378, 429567, 448043, 559302, 838953, 859134, 896086, 1288701, 1344129, 1677906, 2577402, 2688258, 4032387, 8064774, 13889333, 27778666, 41667999, 83335998, 125003997, 250007994]

約数ペア:

[(1, 250007994), (2, 125003997), (3, 83335998), (6, 41667999), (9, 27778666), (18, 13889333), (31, 8064774), (62, 4032387), (93, 2688258), (97, 2577402), (149, 1677906), (186, 1344129), (194, 1288701), (279, 896086), (291, 859134), (298, 838953), (447, 559302), (558, 448043), (582, 429567), (873, 286378), (894, 279651), (961, 260154), (1341, 186434), (1746, 143189), (1922, 130077), (2682, 93217), (2883, 86718), (3007, 83142), (4619, 54126), (5766, 43359), (6014, 41571), (8649, 28906), (9021, 27714), (9238, 27063), (13857, 18042), (14453, 17298)]