15547308

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 42728112

約数和(自身を除く): 27180804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 137, 147, 193, 196, 274, 294, 386, 411, 548, 579, 588, 772, 822, 959, 1158, 1351, 1644, 1918, 2316, 2702, 2877, 3836, 4053, 5404, 5754, 6713, 8106, 9457, 11508, 13426, 16212, 18914, 20139, 26441, 26852, 28371, 37828, 40278, 52882, 56742, 79323, 80556, 105764, 113484, 158646, 185087, 317292, 370174, 555261, 740348, 1110522, 1295609, 2221044, 2591218, 3886827, 5182436, 7773654, 15547308]

約数ペア:

[(1, 15547308), (2, 7773654), (3, 5182436), (4, 3886827), (6, 2591218), (7, 2221044), (12, 1295609), (14, 1110522), (21, 740348), (28, 555261), (42, 370174), (49, 317292), (84, 185087), (98, 158646), (137, 113484), (147, 105764), (193, 80556), (196, 79323), (274, 56742), (294, 52882), (386, 40278), (411, 37828), (548, 28371), (579, 26852), (588, 26441), (772, 20139), (822, 18914), (959, 16212), (1158, 13426), (1351, 11508), (1644, 9457), (1918, 8106), (2316, 6713), (2702, 5754), (2877, 5404), (3836, 4053)]