208857390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{994559}}^1$

素因数の和:994576

約数の個数: 32

約数和(自身を含む): 572866560

約数和(自身を除く): 364009170

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 994559, 1989118, 2983677, 4972795, 5967354, 6961913, 9945590, 13923826, 14918385, 20885739, 29836770, 34809565, 41771478, 69619130, 104428695, 208857390]

約数ペア:

[(1, 208857390), (2, 104428695), (3, 69619130), (5, 41771478), (6, 34809565), (7, 29836770), (10, 20885739), (14, 14918385), (15, 13923826), (21, 9945590), (30, 6961913), (35, 5967354), (42, 4972795), (70, 2983677), (105, 1989118), (210, 994559)]