639457.0000000

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8017}}^1$

素因数の和:8052

約数の個数: 32

約数和(自身を含む): 18473472

約数和(自身を除く): 10729050

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 8017, 16034, 24051, 48102, 56119, 112238, 168357, 184391, 336714, 368782, 553173, 1106346, 1290737, 2581474, 3872211, 7744422]

約数ペア:

[(1, 7744422), (2, 3872211), (3, 2581474), (6, 1290737), (7, 1106346), (14, 553173), (21, 368782), (23, 336714), (42, 184391), (46, 168357), (69, 112238), (138, 56119), (161, 48102), (322, 24051), (483, 16034), (966, 8017)]