257807676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{42043}}^1$

素因数の和:42130

約数の個数: 48

約数和(自身を含む): 696921344

約数和(自身を除く): 439113668

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 219, 292, 438, 511, 876, 1022, 1533, 2044, 3066, 6132, 42043, 84086, 126129, 168172, 252258, 294301, 504516, 588602, 882903, 1177204, 1765806, 3069139, 3531612, 6138278, 9207417, 12276556, 18414834, 21483973, 36829668, 42967946, 64451919, 85935892, 128903838, 257807676]

約数ペア:

[(1, 257807676), (2, 128903838), (3, 85935892), (4, 64451919), (6, 42967946), (7, 36829668), (12, 21483973), (14, 18414834), (21, 12276556), (28, 9207417), (42, 6138278), (73, 3531612), (84, 3069139), (146, 1765806), (219, 1177204), (292, 882903), (438, 588602), (511, 504516), (876, 294301), (1022, 252258), (1533, 168172), (2044, 126129), (3066, 84086), (6132, 42043)]