517712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:171

約数の個数: 40

約数和(自身を含む): 1145760

約数和(自身を除く): 628048

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 131, 152, 208, 247, 262, 304, 494, 524, 988, 1048, 1703, 1976, 2096, 2489, 3406, 3952, 4978, 6812, 9956, 13624, 19912, 27248, 32357, 39824, 64714, 129428, 258856, 517712]

約数ペア:

[(1, 517712), (2, 258856), (4, 129428), (8, 64714), (13, 39824), (16, 32357), (19, 27248), (26, 19912), (38, 13624), (52, 9956), (76, 6812), (104, 4978), (131, 3952), (152, 3406), (208, 2489), (247, 2096), (262, 1976), (304, 1703), (494, 1048), (524, 988)]