257310612

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{42293}}^1$

素因数の和:42329

約数の個数: 54

約数和(自身を含む): 704321982

約数和(自身を除く): 447011370

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 6084, 42293, 84586, 126879, 169172, 253758, 380637, 507516, 549809, 761274, 1099618, 1522548, 1649427, 2199236, 3298854, 4948281, 6597708, 7147517, 9896562, 14295034, 19793124, 21442551, 28590068, 42885102, 64327653, 85770204, 128655306, 257310612]

約数ペア:

[(1, 257310612), (2, 128655306), (3, 85770204), (4, 64327653), (6, 42885102), (9, 28590068), (12, 21442551), (13, 19793124), (18, 14295034), (26, 9896562), (36, 7147517), (39, 6597708), (52, 4948281), (78, 3298854), (117, 2199236), (156, 1649427), (169, 1522548), (234, 1099618), (338, 761274), (468, 549809), (507, 507516), (676, 380637), (1014, 253758), (1521, 169172), (2028, 126879), (3042, 84586), (6084, 42293)]