198362241

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 368057664

約数和(自身を除く): 169695423

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 103, 147, 231, 309, 397, 441, 539, 693, 721, 927, 1133, 1191, 1617, 2163, 2779, 3399, 3573, 4367, 4851, 5047, 6489, 7931, 8337, 10197, 13101, 15141, 19453, 23793, 25011, 30569, 39303, 40891, 45423, 55517, 58359, 71379, 91707, 122673, 166551, 175077, 213983, 275121, 286237, 368019, 449801, 499653, 641949, 858711, 1349403, 1925847, 2003659, 2576133, 3148607, 4048209, 6010977, 9445821, 18032931, 22040249, 28337463, 66120747, 198362241]

約数ペア:

[(1, 198362241), (3, 66120747), (7, 28337463), (9, 22040249), (11, 18032931), (21, 9445821), (33, 6010977), (49, 4048209), (63, 3148607), (77, 2576133), (99, 2003659), (103, 1925847), (147, 1349403), (231, 858711), (309, 641949), (397, 499653), (441, 449801), (539, 368019), (693, 286237), (721, 275121), (927, 213983), (1133, 175077), (1191, 166551), (1617, 122673), (2163, 91707), (2779, 71379), (3399, 58359), (3573, 55517), (4367, 45423), (4851, 40891), (5047, 39303), (6489, 30569), (7931, 25011), (8337, 23793), (10197, 19453), (13101, 15141)]