15781770123

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{2579}}^1$

素因数の和:2948

約数の個数: 64

約数和(自身を含む): 25982622720

約数和(自身を除く): 10200852597

約数列:

[1, 3, 7, 17, 21, 51, 61, 119, 183, 281, 357, 427, 843, 1037, 1281, 1967, 2579, 3111, 4777, 5901, 7259, 7737, 14331, 17141, 18053, 21777, 33439, 43843, 51423, 54159, 100317, 119987, 131529, 157319, 291397, 306901, 359961, 471957, 724699, 874191, 920703, 1101233, 2039779, 2174097, 2674423, 3303699, 5072893, 6119337, 8023269, 12319883, 15218679, 18720961, 36959649, 44206639, 56162883, 86239181, 132619917, 258717543, 309446473, 751512863, 928339419, 2254538589, 5260590041, 15781770123]

約数ペア:

[(1, 15781770123), (3, 5260590041), (7, 2254538589), (17, 928339419), (21, 751512863), (51, 309446473), (61, 258717543), (119, 132619917), (183, 86239181), (281, 56162883), (357, 44206639), (427, 36959649), (843, 18720961), (1037, 15218679), (1281, 12319883), (1967, 8023269), (2579, 6119337), (3111, 5072893), (4777, 3303699), (5901, 2674423), (7259, 2174097), (7737, 2039779), (14331, 1101233), (17141, 920703), (18053, 874191), (21777, 724699), (33439, 471957), (43843, 359961), (51423, 306901), (54159, 291397), (100317, 157319), (119987, 131529)]