249432885

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{457}}^1$

素因数の和:795

約数の個数: 64

約数和(自身を含む): 480130560

約数和(自身を除く): 230697675

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 311, 351, 457, 585, 933, 1371, 1555, 1755, 2285, 2799, 4043, 4113, 4665, 5941, 6855, 8397, 12129, 12339, 13995, 17823, 20215, 20565, 29705, 36387, 41985, 53469, 60645, 61695, 89115, 109161, 142127, 160407, 181935, 267345, 426381, 545805, 710635, 802035, 1279143, 1847651, 2131905, 3837429, 5542953, 6395715, 9238255, 16628859, 19187145, 27714765, 49886577, 83144295, 249432885]

約数ペア:

[(1, 249432885), (3, 83144295), (5, 49886577), (9, 27714765), (13, 19187145), (15, 16628859), (27, 9238255), (39, 6395715), (45, 5542953), (65, 3837429), (117, 2131905), (135, 1847651), (195, 1279143), (311, 802035), (351, 710635), (457, 545805), (585, 426381), (933, 267345), (1371, 181935), (1555, 160407), (1755, 142127), (2285, 109161), (2799, 89115), (4043, 61695), (4113, 60645), (4665, 53469), (5941, 41985), (6855, 36387), (8397, 29705), (12129, 20565), (12339, 20215), (13995, 17823)]