490699158

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{13121}}^1$

素因数の和:13420

約数の個数: 32

約数和(自身を含む): 1027924992

約数和(自身を除く): 537225834

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 271, 542, 813, 1626, 6233, 12466, 13121, 18699, 26242, 37398, 39363, 78726, 301783, 603566, 905349, 1810698, 3555791, 7111582, 10667373, 21334746, 81783193, 163566386, 245349579, 490699158]

約数ペア:

[(1, 490699158), (2, 245349579), (3, 163566386), (6, 81783193), (23, 21334746), (46, 10667373), (69, 7111582), (138, 3555791), (271, 1810698), (542, 905349), (813, 603566), (1626, 301783), (6233, 78726), (12466, 39363), (13121, 37398), (18699, 26242)]