12938715

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 24304800

約数和(自身を除く): 11366085

約数列:

[1, 3, 5, 9, 15, 19, 37, 45, 57, 95, 111, 171, 185, 285, 333, 409, 555, 703, 855, 1227, 1665, 2045, 2109, 3515, 3681, 6135, 6327, 7771, 10545, 15133, 18405, 23313, 31635, 38855, 45399, 69939, 75665, 116565, 136197, 226995, 287527, 349695, 680985, 862581, 1437635, 2587743, 4312905, 12938715]

約数ペア:

[(1, 12938715), (3, 4312905), (5, 2587743), (9, 1437635), (15, 862581), (19, 680985), (37, 349695), (45, 287527), (57, 226995), (95, 136197), (111, 116565), (171, 75665), (185, 69939), (285, 45399), (333, 38855), (409, 31635), (555, 23313), (703, 18405), (855, 15133), (1227, 10545), (1665, 7771), (2045, 6327), (2109, 6135), (3515, 3681)]