13481325

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 28435680

約数和(自身を除く): 14954355

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 99, 117, 143, 165, 195, 225, 275, 325, 419, 429, 495, 585, 715, 825, 975, 1257, 1287, 2095, 2145, 2475, 2925, 3575, 3771, 4609, 5447, 6285, 6435, 10475, 10725, 13827, 16341, 18855, 23045, 27235, 31425, 32175, 41481, 49023, 59917, 69135, 81705, 94275, 115225, 136175, 179751, 207405, 245115, 299585, 345675, 408525, 539253, 898755, 1037025, 1225575, 1497925, 2696265, 4493775, 13481325]

約数ペア:

[(1, 13481325), (3, 4493775), (5, 2696265), (9, 1497925), (11, 1225575), (13, 1037025), (15, 898755), (25, 539253), (33, 408525), (39, 345675), (45, 299585), (55, 245115), (65, 207405), (75, 179751), (99, 136175), (117, 115225), (143, 94275), (165, 81705), (195, 69135), (225, 59917), (275, 49023), (325, 41481), (419, 32175), (429, 31425), (495, 27235), (585, 23045), (715, 18855), (825, 16341), (975, 13827), (1257, 10725), (1287, 10475), (2095, 6435), (2145, 6285), (2475, 5447), (2925, 4609), (3575, 3771)]