16971990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{80819}}^1$

素因数の和:80836

約数の個数: 32

約数和(自身を含む): 46552320

約数和(自身を除く): 29580330

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 80819, 161638, 242457, 404095, 484914, 565733, 808190, 1131466, 1212285, 1697199, 2424570, 2828665, 3394398, 5657330, 8485995, 16971990]

約数ペア:

[(1, 16971990), (2, 8485995), (3, 5657330), (5, 3394398), (6, 2828665), (7, 2424570), (10, 1697199), (14, 1212285), (15, 1131466), (21, 808190), (30, 565733), (35, 484914), (42, 404095), (70, 242457), (105, 161638), (210, 80819)]