198581607

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1181}}^1$

素因数の和:1368

約数の個数: 48

約数和(自身を含む): 349607232

約数和(自身を除く): 151025625

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 157, 357, 471, 1071, 1099, 1181, 1413, 2669, 3297, 3543, 8007, 8267, 9891, 10629, 18683, 20077, 24021, 24801, 56049, 60231, 74403, 140539, 168147, 180693, 185417, 421617, 556251, 1264851, 1297919, 1668753, 3152089, 3893757, 9456267, 11681271, 22064623, 28368801, 66193869, 198581607]

約数ペア:

[(1, 198581607), (3, 66193869), (7, 28368801), (9, 22064623), (17, 11681271), (21, 9456267), (51, 3893757), (63, 3152089), (119, 1668753), (153, 1297919), (157, 1264851), (357, 556251), (471, 421617), (1071, 185417), (1099, 180693), (1181, 168147), (1413, 140539), (2669, 74403), (3297, 60231), (3543, 56049), (8007, 24801), (8267, 24021), (9891, 20077), (10629, 18683)]