289011015

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{907}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 513615648

約数和(自身を除く): 224604633

約数列:

[1, 3, 5, 9, 15, 45, 73, 97, 219, 291, 365, 485, 657, 873, 907, 1095, 1455, 2721, 3285, 4365, 4535, 7081, 8163, 13605, 21243, 35405, 40815, 63729, 66211, 87979, 106215, 198633, 263937, 318645, 331055, 439895, 595899, 791811, 993165, 1319685, 2979495, 3959055, 6422467, 19267401, 32112335, 57802203, 96337005, 289011015]

約数ペア:

[(1, 289011015), (3, 96337005), (5, 57802203), (9, 32112335), (15, 19267401), (45, 6422467), (73, 3959055), (97, 2979495), (219, 1319685), (291, 993165), (365, 791811), (485, 595899), (657, 439895), (873, 331055), (907, 318645), (1095, 263937), (1455, 198633), (2721, 106215), (3285, 87979), (4365, 66211), (4535, 63729), (7081, 40815), (8163, 35405), (13605, 21243)]