13005748

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 27941760

約数和(自身を除く): 14936012

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 89, 119, 178, 238, 307, 356, 476, 614, 623, 1228, 1246, 1513, 2149, 2492, 3026, 4298, 5219, 6052, 8596, 10438, 10591, 20876, 21182, 27323, 36533, 42364, 54646, 73066, 109292, 146132, 191261, 382522, 464491, 765044, 928982, 1857964, 3251437, 6502874, 13005748]

約数ペア:

[(1, 13005748), (2, 6502874), (4, 3251437), (7, 1857964), (14, 928982), (17, 765044), (28, 464491), (34, 382522), (68, 191261), (89, 146132), (119, 109292), (178, 73066), (238, 54646), (307, 42364), (356, 36533), (476, 27323), (614, 21182), (623, 20876), (1228, 10591), (1246, 10438), (1513, 8596), (2149, 6052), (2492, 5219), (3026, 4298)]