65407785

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 113239296

約数和(自身を除く): 47831511

約数列:

[1, 3, 5, 15, 19, 47, 57, 95, 141, 235, 257, 285, 361, 705, 771, 893, 1083, 1285, 1805, 2679, 3855, 4465, 4883, 5415, 12079, 13395, 14649, 16967, 24415, 36237, 50901, 60395, 73245, 84835, 92777, 181185, 229501, 254505, 278331, 463885, 688503, 1147505, 1391655, 3442515, 4360519, 13081557, 21802595, 65407785]

約数ペア:

[(1, 65407785), (3, 21802595), (5, 13081557), (15, 4360519), (19, 3442515), (47, 1391655), (57, 1147505), (95, 688503), (141, 463885), (235, 278331), (257, 254505), (285, 229501), (361, 181185), (705, 92777), (771, 84835), (893, 73245), (1083, 60395), (1285, 50901), (1805, 36237), (2679, 24415), (3855, 16967), (4465, 14649), (4883, 13395), (5415, 12079)]