2872155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 5481216

約数和(自身を除く): 2609061

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 103, 143, 165, 169, 195, 309, 429, 507, 515, 715, 845, 1133, 1339, 1545, 1859, 2145, 2535, 3399, 4017, 5577, 5665, 6695, 9295, 14729, 16995, 17407, 20085, 27885, 44187, 52221, 73645, 87035, 191477, 220935, 261105, 574431, 957385, 2872155]

約数ペア:

[(1, 2872155), (3, 957385), (5, 574431), (11, 261105), (13, 220935), (15, 191477), (33, 87035), (39, 73645), (55, 52221), (65, 44187), (103, 27885), (143, 20085), (165, 17407), (169, 16995), (195, 14729), (309, 9295), (429, 6695), (507, 5665), (515, 5577), (715, 4017), (845, 3399), (1133, 2535), (1339, 2145), (1545, 1859)]