289312856

素因数分解:

$2^3\times 7^2\times {\mathrm{738043}}^1$

素因数の和:738063

約数の個数: 24

約数和(自身を含む): 631027620

約数和(自身を除く): 341714764

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 738043, 1476086, 2952172, 5166301, 5904344, 10332602, 20665204, 36164107, 41330408, 72328214, 144656428, 289312856]

約数ペア:

[(1, 289312856), (2, 144656428), (4, 72328214), (7, 41330408), (8, 36164107), (14, 20665204), (28, 10332602), (49, 5904344), (56, 5166301), (98, 2952172), (196, 1476086), (392, 738043)]