78430689

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 124059520

約数和(自身を除く): 45628831

約数列:

[1, 3, 9, 19, 57, 61, 73, 103, 171, 183, 219, 309, 549, 657, 927, 1159, 1387, 1957, 3477, 4161, 4453, 5871, 6283, 7519, 10431, 12483, 13359, 17613, 18849, 22557, 40077, 56547, 67671, 84607, 119377, 142861, 253821, 358131, 428583, 458659, 761463, 1074393, 1285749, 1375977, 4127931, 8714521, 26143563, 78430689]

約数ペア:

[(1, 78430689), (3, 26143563), (9, 8714521), (19, 4127931), (57, 1375977), (61, 1285749), (73, 1074393), (103, 761463), (171, 458659), (183, 428583), (219, 358131), (309, 253821), (549, 142861), (657, 119377), (927, 84607), (1159, 67671), (1387, 56547), (1957, 40077), (3477, 22557), (4161, 18849), (4453, 17613), (5871, 13359), (6283, 12483), (7519, 10431)]