38740257

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 59812480

約数和(自身を除く): 21072223

約数列:

[1, 3, 9, 23, 69, 79, 103, 207, 237, 309, 529, 711, 927, 1587, 1817, 2369, 4761, 5451, 7107, 8137, 16353, 21321, 24411, 41791, 54487, 73233, 125373, 163461, 187151, 376119, 490383, 561453, 1684359, 4304473, 12913419, 38740257]

約数ペア:

[(1, 38740257), (3, 12913419), (9, 4304473), (23, 1684359), (69, 561453), (79, 490383), (103, 376119), (207, 187151), (237, 163461), (309, 125373), (529, 73233), (711, 54487), (927, 41791), (1587, 24411), (1817, 21321), (2369, 16353), (4761, 8137), (5451, 7107)]