4240015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:139

約数の個数: 32

約数和(自身を含む): 5898816

約数和(自身を除く): 1658801

約数列:

[1, 5, 13, 37, 41, 43, 65, 185, 205, 215, 481, 533, 559, 1517, 1591, 1763, 2405, 2665, 2795, 7585, 7955, 8815, 19721, 20683, 22919, 65231, 98605, 103415, 114595, 326155, 848003, 4240015]

約数ペア:

[(1, 4240015), (5, 848003), (13, 326155), (37, 114595), (41, 103415), (43, 98605), (65, 65231), (185, 22919), (205, 20683), (215, 19721), (481, 8815), (533, 7955), (559, 7585), (1517, 2795), (1591, 2665), (1763, 2405)]