208061728

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15227}}^1$

素因数の和:15305

約数の個数: 48

約数和(自身を含む): 475844544

約数和(自身を除く): 267782816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 244, 427, 488, 854, 976, 1708, 1952, 3416, 6832, 13664, 15227, 30454, 60908, 106589, 121816, 213178, 243632, 426356, 487264, 852712, 928847, 1705424, 1857694, 3410848, 3715388, 6501929, 7430776, 13003858, 14861552, 26007716, 29723104, 52015432, 104030864, 208061728]

約数ペア:

[(1, 208061728), (2, 104030864), (4, 52015432), (7, 29723104), (8, 26007716), (14, 14861552), (16, 13003858), (28, 7430776), (32, 6501929), (56, 3715388), (61, 3410848), (112, 1857694), (122, 1705424), (224, 928847), (244, 852712), (427, 487264), (488, 426356), (854, 243632), (976, 213178), (1708, 121816), (1952, 106589), (3416, 60908), (6832, 30454), (13664, 15227)]