248512095

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2347}}^1$

素因数の和:2552

約数の個数: 48

約数和(自身を含む): 466650912

約数和(自身を除く): 218138817

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 181, 195, 543, 585, 905, 1629, 2347, 2353, 2715, 7041, 7059, 8145, 11735, 11765, 21123, 21177, 30511, 35205, 35295, 91533, 105615, 105885, 152555, 274599, 424807, 457665, 1274421, 1372995, 2124035, 3823263, 5522491, 6372105, 16567473, 19116315, 27612455, 49702419, 82837365, 248512095]

約数ペア:

[(1, 248512095), (3, 82837365), (5, 49702419), (9, 27612455), (13, 19116315), (15, 16567473), (39, 6372105), (45, 5522491), (65, 3823263), (117, 2124035), (181, 1372995), (195, 1274421), (543, 457665), (585, 424807), (905, 274599), (1629, 152555), (2347, 105885), (2353, 105615), (2715, 91533), (7041, 35295), (7059, 35205), (8145, 30511), (11735, 21177), (11765, 21123)]