8865225

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:119

約数の個数: 54

約数和(自身を含む): 16807518

約数和(自身を除く): 7942293

約数列:

[1, 3, 5, 9, 15, 25, 31, 41, 45, 75, 93, 123, 155, 205, 225, 279, 369, 465, 615, 775, 961, 1025, 1271, 1395, 1845, 2325, 2883, 3075, 3813, 4805, 6355, 6975, 8649, 9225, 11439, 14415, 19065, 24025, 31775, 39401, 43245, 57195, 72075, 95325, 118203, 197005, 216225, 285975, 354609, 591015, 985025, 1773045, 2955075, 8865225]

約数ペア:

[(1, 8865225), (3, 2955075), (5, 1773045), (9, 985025), (15, 591015), (25, 354609), (31, 285975), (41, 216225), (45, 197005), (75, 118203), (93, 95325), (123, 72075), (155, 57195), (205, 43245), (225, 39401), (279, 31775), (369, 24025), (465, 19065), (615, 14415), (775, 11439), (961, 9225), (1025, 8649), (1271, 6975), (1395, 6355), (1845, 4805), (2325, 3813), (2883, 3075)]