355284

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 36

約数和(自身を含む): 917280

約数和(自身を除く): 561996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 139, 142, 213, 278, 284, 417, 426, 556, 639, 834, 852, 1251, 1278, 1668, 2502, 2556, 5004, 9869, 19738, 29607, 39476, 59214, 88821, 118428, 177642, 355284]

約数ペア:

[(1, 355284), (2, 177642), (3, 118428), (4, 88821), (6, 59214), (9, 39476), (12, 29607), (18, 19738), (36, 9869), (71, 5004), (139, 2556), (142, 2502), (213, 1668), (278, 1278), (284, 1251), (417, 852), (426, 834), (556, 639)]