1399255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:151

約数の個数: 32

約数和(自身を含む): 2096640

約数和(自身を除く): 697385

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 103, 143, 209, 247, 515, 715, 1045, 1133, 1235, 1339, 1957, 2717, 5665, 6695, 9785, 13585, 14729, 21527, 25441, 73645, 107635, 127205, 279851, 1399255]

約数ペア:

[(1, 1399255), (5, 279851), (11, 127205), (13, 107635), (19, 73645), (55, 25441), (65, 21527), (95, 14729), (103, 13585), (143, 9785), (209, 6695), (247, 5665), (515, 2717), (715, 1957), (1045, 1339), (1133, 1235)]