210317478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{70529}}^1$

素因数の和:70612

約数の個数: 32

約数和(自身を含む): 487503360

約数和(自身を除く): 277185882

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 70529, 141058, 211587, 423174, 493703, 987406, 1481109, 2962218, 5007559, 10015118, 15022677, 30045354, 35052913, 70105826, 105158739, 210317478]

約数ペア:

[(1, 210317478), (2, 105158739), (3, 70105826), (6, 35052913), (7, 30045354), (14, 15022677), (21, 10015118), (42, 5007559), (71, 2962218), (142, 1481109), (213, 987406), (426, 493703), (497, 423174), (994, 211587), (1491, 141058), (2982, 70529)]