1318743565

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{821}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 1680509952

約数和(自身を除く): 361766387

約数列:

[1, 5, 31, 43, 155, 215, 241, 821, 1205, 1333, 4105, 6665, 7471, 10363, 25451, 35303, 37355, 51815, 127255, 176515, 197861, 321253, 989305, 1094393, 1606265, 5471965, 6133691, 8508023, 30668455, 42540115, 263748713, 1318743565]

約数ペア:

[(1, 1318743565), (5, 263748713), (31, 42540115), (43, 30668455), (155, 8508023), (215, 6133691), (241, 5471965), (821, 1606265), (1205, 1094393), (1333, 989305), (4105, 321253), (6665, 197861), (7471, 176515), (10363, 127255), (25451, 51815), (35303, 37355)]