40197885

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{601}}^1$

素因数の和:643

約数の個数: 64

約数和(自身を含む): 80908800

約数和(自身を除く): 40710915

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 343, 455, 601, 637, 735, 1029, 1365, 1715, 1803, 1911, 3005, 3185, 4207, 4459, 5145, 7813, 9015, 9555, 12621, 13377, 21035, 22295, 23439, 29449, 39065, 54691, 63105, 66885, 88347, 117195, 147245, 164073, 206143, 273455, 382837, 441735, 618429, 820365, 1030715, 1148511, 1914185, 2679859, 3092145, 5742555, 8039577, 13399295, 40197885]

約数ペア:

[(1, 40197885), (3, 13399295), (5, 8039577), (7, 5742555), (13, 3092145), (15, 2679859), (21, 1914185), (35, 1148511), (39, 1030715), (49, 820365), (65, 618429), (91, 441735), (105, 382837), (147, 273455), (195, 206143), (245, 164073), (273, 147245), (343, 117195), (455, 88347), (601, 66885), (637, 63105), (735, 54691), (1029, 39065), (1365, 29449), (1715, 23439), (1803, 22295), (1911, 21035), (3005, 13377), (3185, 12621), (4207, 9555), (4459, 9015), (5145, 7813)]