338879259

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{601}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 528912384

約数和(自身を除く): 190033125

約数列:

[1, 3, 9, 31, 43, 47, 93, 129, 141, 279, 387, 423, 601, 1333, 1457, 1803, 2021, 3999, 4371, 5409, 6063, 11997, 13113, 18189, 18631, 25843, 28247, 55893, 62651, 77529, 84741, 167679, 187953, 232587, 254223, 563859, 801133, 875657, 1214621, 2403399, 2626971, 3643863, 7210197, 7880913, 10931589, 37653251, 112959753, 338879259]

約数ペア:

[(1, 338879259), (3, 112959753), (9, 37653251), (31, 10931589), (43, 7880913), (47, 7210197), (93, 3643863), (129, 2626971), (141, 2403399), (279, 1214621), (387, 875657), (423, 801133), (601, 563859), (1333, 254223), (1457, 232587), (1803, 187953), (2021, 167679), (3999, 84741), (4371, 77529), (5409, 62651), (6063, 55893), (11997, 28247), (13113, 25843), (18189, 18631)]