15921684

素因数分解:

$2^2\times 3^4\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:486

約数の個数: 60

約数和(自身を含む): 42021364

約数和(自身を除く): 26099680

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 157, 162, 313, 314, 324, 471, 626, 628, 939, 942, 1252, 1413, 1878, 1884, 2817, 2826, 3756, 4239, 5634, 5652, 8451, 8478, 11268, 12717, 16902, 16956, 25353, 25434, 33804, 49141, 50706, 50868, 98282, 101412, 147423, 196564, 294846, 442269, 589692, 884538, 1326807, 1769076, 2653614, 3980421, 5307228, 7960842, 15921684]

約数ペア:

[(1, 15921684), (2, 7960842), (3, 5307228), (4, 3980421), (6, 2653614), (9, 1769076), (12, 1326807), (18, 884538), (27, 589692), (36, 442269), (54, 294846), (81, 196564), (108, 147423), (157, 101412), (162, 98282), (313, 50868), (314, 50706), (324, 49141), (471, 33804), (626, 25434), (628, 25353), (939, 16956), (942, 16902), (1252, 12717), (1413, 11268), (1878, 8478), (1884, 8451), (2817, 5652), (2826, 5634), (3756, 4239)]