11949903

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2749}}^1$

素因数の和:2788

約数の個数: 32

約数和(自身を含む): 21120000

約数和(自身を除く): 9170097

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 2749, 4347, 8247, 19243, 24741, 57729, 63227, 74223, 173187, 189681, 442589, 519561, 569043, 1327767, 1707129, 3983301, 11949903]

約数ペア:

[(1, 11949903), (3, 3983301), (7, 1707129), (9, 1327767), (21, 569043), (23, 519561), (27, 442589), (63, 189681), (69, 173187), (161, 74223), (189, 63227), (207, 57729), (483, 24741), (621, 19243), (1449, 8247), (2749, 4347)]