129142548

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 334087208

約数和(自身を除く): 204944660

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 157, 219, 292, 313, 314, 438, 471, 626, 628, 657, 876, 939, 942, 1252, 1314, 1413, 1878, 1884, 2628, 2817, 2826, 3756, 5634, 5652, 11268, 11461, 22849, 22922, 34383, 45698, 45844, 49141, 68547, 68766, 91396, 98282, 103149, 137094, 137532, 147423, 196564, 205641, 206298, 274188, 294846, 411282, 412596, 442269, 589692, 822564, 884538, 1769076, 3587293, 7174586, 10761879, 14349172, 21523758, 32285637, 43047516, 64571274, 129142548]

約数ペア:

[(1, 129142548), (2, 64571274), (3, 43047516), (4, 32285637), (6, 21523758), (9, 14349172), (12, 10761879), (18, 7174586), (36, 3587293), (73, 1769076), (146, 884538), (157, 822564), (219, 589692), (292, 442269), (313, 412596), (314, 411282), (438, 294846), (471, 274188), (626, 206298), (628, 205641), (657, 196564), (876, 147423), (939, 137532), (942, 137094), (1252, 103149), (1314, 98282), (1413, 91396), (1878, 68766), (1884, 68547), (2628, 49141), (2817, 45844), (2826, 45698), (3756, 34383), (5634, 22922), (5652, 22849), (11268, 11461)]