15190945

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 24361344

約数和(自身を除く): 9170399

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 121, 187, 211, 385, 595, 605, 847, 935, 1055, 1309, 1477, 2057, 2321, 3587, 4235, 6545, 7385, 10285, 11605, 14399, 16247, 17935, 25109, 25531, 39457, 71995, 81235, 125545, 127655, 178717, 197285, 276199, 434027, 893585, 1380995, 2170135, 3038189, 15190945]

約数ペア:

[(1, 15190945), (5, 3038189), (7, 2170135), (11, 1380995), (17, 893585), (35, 434027), (55, 276199), (77, 197285), (85, 178717), (119, 127655), (121, 125545), (187, 81235), (211, 71995), (385, 39457), (595, 25531), (605, 25109), (847, 17935), (935, 16247), (1055, 14399), (1309, 11605), (1477, 10285), (2057, 7385), (2321, 6545), (3587, 4235)]