648156964

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{29191}}^1$

素因数の和:29276

約数の個数: 48

約数和(自身を含む): 1418964736

約数和(自身を除く): 770807772

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 61, 91, 122, 182, 244, 364, 427, 793, 854, 1586, 1708, 3172, 5551, 11102, 22204, 29191, 58382, 116764, 204337, 379483, 408674, 758966, 817348, 1517932, 1780651, 2656381, 3561302, 5312762, 7122604, 10625524, 12464557, 23148463, 24929114, 46296926, 49858228, 92593852, 162039241, 324078482, 648156964]

約数ペア:

[(1, 648156964), (2, 324078482), (4, 162039241), (7, 92593852), (13, 49858228), (14, 46296926), (26, 24929114), (28, 23148463), (52, 12464557), (61, 10625524), (91, 7122604), (122, 5312762), (182, 3561302), (244, 2656381), (364, 1780651), (427, 1517932), (793, 817348), (854, 758966), (1586, 408674), (1708, 379483), (3172, 204337), (5551, 116764), (11102, 58382), (22204, 29191)]