890391082

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{359}}^1\times {\mathrm{613}}^1$

素因数の和:1015

約数の個数: 48

約数和(自身を含む): 1628622720

約数和(自身を除く): 738231638

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 359, 578, 613, 718, 1226, 2023, 2513, 4046, 4291, 5026, 6103, 8582, 10421, 12206, 20842, 42721, 72947, 85442, 103751, 145894, 177157, 207502, 220067, 354314, 440134, 726257, 1240099, 1452514, 1540469, 2480198, 3080938, 3741139, 7482278, 26187973, 52375946, 63599363, 127198726, 445195541, 890391082]

約数ペア:

[(1, 890391082), (2, 445195541), (7, 127198726), (14, 63599363), (17, 52375946), (34, 26187973), (119, 7482278), (238, 3741139), (289, 3080938), (359, 2480198), (578, 1540469), (613, 1452514), (718, 1240099), (1226, 726257), (2023, 440134), (2513, 354314), (4046, 220067), (4291, 207502), (5026, 177157), (6103, 145894), (8582, 103751), (10421, 85442), (12206, 72947), (20842, 42721)]