1997087988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1398521}}^1$

素因数の和:1398552

約数の個数: 48

約数和(自身を含む): 5638840704

約数和(自身を除く): 3641752716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 1398521, 2797042, 4195563, 5594084, 8391126, 9789647, 16782252, 19579294, 23774857, 29368941, 39158588, 47549714, 58737882, 71324571, 95099428, 117475764, 142649142, 166423999, 285298284, 332847998, 499271997, 665695996, 998543994, 1997087988]

約数ペア:

[(1, 1997087988), (2, 998543994), (3, 665695996), (4, 499271997), (6, 332847998), (7, 285298284), (12, 166423999), (14, 142649142), (17, 117475764), (21, 95099428), (28, 71324571), (34, 58737882), (42, 47549714), (51, 39158588), (68, 29368941), (84, 23774857), (102, 19579294), (119, 16782252), (204, 9789647), (238, 8391126), (357, 5594084), (476, 4195563), (714, 2797042), (1428, 1398521)]