49997255

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7639}}^1$

素因数の和:7679

約数の個数: 32

約数和(自身を含む): 79211520

約数和(自身を除く): 29214265

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 7639, 38195, 53473, 84029, 129863, 267365, 420145, 588203, 649315, 909041, 1428493, 2941015, 4545205, 7142465, 9999451, 49997255]

約数ペア:

[(1, 49997255), (5, 9999451), (7, 7142465), (11, 4545205), (17, 2941015), (35, 1428493), (55, 909041), (77, 649315), (85, 588203), (119, 420145), (187, 267365), (385, 129863), (595, 84029), (935, 53473), (1309, 38195), (6545, 7639)]