215214916

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3733}}^1$

素因数の和:3844

約数の個数: 48

約数和(自身を含む): 451664640

約数和(自身を除く): 236449724

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 71, 116, 142, 203, 284, 406, 497, 812, 994, 1988, 2059, 3733, 4118, 7466, 8236, 14413, 14932, 26131, 28826, 52262, 57652, 104524, 108257, 216514, 265043, 433028, 530086, 757799, 1060172, 1515598, 1855301, 3031196, 3710602, 7421204, 7686247, 15372494, 30744988, 53803729, 107607458, 215214916]

約数ペア:

[(1, 215214916), (2, 107607458), (4, 53803729), (7, 30744988), (14, 15372494), (28, 7686247), (29, 7421204), (58, 3710602), (71, 3031196), (116, 1855301), (142, 1515598), (203, 1060172), (284, 757799), (406, 530086), (497, 433028), (812, 265043), (994, 216514), (1988, 108257), (2059, 104524), (3733, 57652), (4118, 52262), (7466, 28826), (8236, 26131), (14413, 14932)]