201461645

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{30781}}^1$

素因数の和:30821

約数の個数: 32

約数和(自身を含む): 319147776

約数和(自身を除く): 117686131

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 30781, 153905, 215467, 338591, 523277, 1077335, 1692955, 2370137, 2616385, 3662939, 5756047, 11850685, 18314695, 28780235, 40292329, 201461645]

約数ペア:

[(1, 201461645), (5, 40292329), (7, 28780235), (11, 18314695), (17, 11850685), (35, 5756047), (55, 3662939), (77, 2616385), (85, 2370137), (119, 1692955), (187, 1077335), (385, 523277), (595, 338591), (935, 215467), (1309, 153905), (6545, 30781)]