12171705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 24718848

約数和(自身を除く): 12547143

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 37, 39, 65, 91, 105, 111, 185, 195, 241, 259, 273, 455, 481, 555, 723, 777, 1205, 1295, 1365, 1443, 1687, 2405, 3133, 3367, 3615, 3885, 5061, 7215, 8435, 8917, 9399, 10101, 15665, 16835, 21931, 25305, 26751, 44585, 46995, 50505, 62419, 65793, 109655, 115921, 133755, 187257, 312095, 328965, 347763, 579605, 811447, 936285, 1738815, 2434341, 4057235, 12171705]

約数ペア:

[(1, 12171705), (3, 4057235), (5, 2434341), (7, 1738815), (13, 936285), (15, 811447), (21, 579605), (35, 347763), (37, 328965), (39, 312095), (65, 187257), (91, 133755), (105, 115921), (111, 109655), (185, 65793), (195, 62419), (241, 50505), (259, 46995), (273, 44585), (455, 26751), (481, 25305), (555, 21931), (723, 16835), (777, 15665), (1205, 10101), (1295, 9399), (1365, 8917), (1443, 8435), (1687, 7215), (2405, 5061), (3133, 3885), (3367, 3615)]