39716745

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 71608320

約数和(自身を除く): 31891575

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 73, 83, 95, 115, 219, 249, 285, 345, 365, 415, 437, 1095, 1245, 1311, 1387, 1577, 1679, 1909, 2185, 4161, 4731, 5037, 5727, 6059, 6555, 6935, 7885, 8395, 9545, 18177, 20805, 23655, 25185, 28635, 30295, 31901, 36271, 90885, 95703, 108813, 115121, 139357, 159505, 181355, 345363, 418071, 478515, 544065, 575605, 696785, 1726815, 2090355, 2647783, 7943349, 13238915, 39716745]

約数ペア:

[(1, 39716745), (3, 13238915), (5, 7943349), (15, 2647783), (19, 2090355), (23, 1726815), (57, 696785), (69, 575605), (73, 544065), (83, 478515), (95, 418071), (115, 345363), (219, 181355), (249, 159505), (285, 139357), (345, 115121), (365, 108813), (415, 95703), (437, 90885), (1095, 36271), (1245, 31901), (1311, 30295), (1387, 28635), (1577, 25185), (1679, 23655), (1909, 20805), (2185, 18177), (4161, 9545), (4731, 8395), (5037, 7885), (5727, 6935), (6059, 6555)]