2541825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 5416320

約数和(自身を除く): 2874495

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 79, 99, 117, 143, 165, 195, 225, 237, 275, 325, 395, 429, 495, 585, 711, 715, 825, 869, 975, 1027, 1185, 1287, 1975, 2145, 2475, 2607, 2925, 3081, 3555, 3575, 4345, 5135, 5925, 6435, 7821, 9243, 10725, 11297, 13035, 15405, 17775, 21725, 25675, 32175, 33891, 39105, 46215, 56485, 65175, 77025, 101673, 169455, 195525, 231075, 282425, 508365, 847275, 2541825]

約数ペア:

[(1, 2541825), (3, 847275), (5, 508365), (9, 282425), (11, 231075), (13, 195525), (15, 169455), (25, 101673), (33, 77025), (39, 65175), (45, 56485), (55, 46215), (65, 39105), (75, 33891), (79, 32175), (99, 25675), (117, 21725), (143, 17775), (165, 15405), (195, 13035), (225, 11297), (237, 10725), (275, 9243), (325, 7821), (395, 6435), (429, 5925), (495, 5135), (585, 4345), (711, 3575), (715, 3555), (825, 3081), (869, 2925), (975, 2607), (1027, 2475), (1185, 2145), (1287, 1975)]