20280551319

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1249}}^1\times {\mathrm{15161}}^1$

素因数の和:16440

約数の個数: 48

約数和(自身を含む): 35479080000

約数和(自身を除く): 15198528681

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 1249, 3747, 8743, 11241, 15161, 21233, 26229, 45483, 63699, 78687, 106127, 136449, 148631, 191097, 257737, 318381, 445893, 773211, 955143, 1337679, 1804159, 2319633, 5412477, 16237431, 18936089, 56808267, 132552623, 170424801, 321913513, 397657869, 965740539, 1192973607, 2253394591, 2897221617, 6760183773, 20280551319]

約数ペア:

[(1, 20280551319), (3, 6760183773), (7, 2897221617), (9, 2253394591), (17, 1192973607), (21, 965740539), (51, 397657869), (63, 321913513), (119, 170424801), (153, 132552623), (357, 56808267), (1071, 18936089), (1249, 16237431), (3747, 5412477), (8743, 2319633), (11241, 1804159), (15161, 1337679), (21233, 955143), (26229, 773211), (45483, 445893), (63699, 318381), (78687, 257737), (106127, 191097), (136449, 148631)]