13326775

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 22391424

約数和(自身を除く): 9064649

約数列:

[1, 5, 7, 11, 23, 25, 35, 43, 49, 55, 77, 115, 161, 175, 215, 245, 253, 275, 301, 385, 473, 539, 575, 805, 989, 1075, 1127, 1225, 1265, 1505, 1771, 1925, 2107, 2365, 2695, 3311, 4025, 4945, 5635, 6325, 6923, 7525, 8855, 10535, 10879, 11825, 12397, 13475, 16555, 23177, 24725, 28175, 34615, 44275, 48461, 52675, 54395, 61985, 76153, 82775, 115885, 173075, 242305, 271975, 309925, 380765, 533071, 579425, 1211525, 1903825, 2665355, 13326775]

約数ペア:

[(1, 13326775), (5, 2665355), (7, 1903825), (11, 1211525), (23, 579425), (25, 533071), (35, 380765), (43, 309925), (49, 271975), (55, 242305), (77, 173075), (115, 115885), (161, 82775), (175, 76153), (215, 61985), (245, 54395), (253, 52675), (275, 48461), (301, 44275), (385, 34615), (473, 28175), (539, 24725), (575, 23177), (805, 16555), (989, 13475), (1075, 12397), (1127, 11825), (1225, 10879), (1265, 10535), (1505, 8855), (1771, 7525), (1925, 6923), (2107, 6325), (2365, 5635), (2695, 4945), (3311, 4025)]