1331790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 3234816

約数和(自身を除く): 1903026

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 431, 515, 618, 862, 1030, 1293, 1545, 2155, 2586, 3090, 4310, 6465, 12930, 44393, 88786, 133179, 221965, 266358, 443930, 665895, 1331790]

約数ペア:

[(1, 1331790), (2, 665895), (3, 443930), (5, 266358), (6, 221965), (10, 133179), (15, 88786), (30, 44393), (103, 12930), (206, 6465), (309, 4310), (431, 3090), (515, 2586), (618, 2155), (862, 1545), (1030, 1293)]