178465671

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{12143}}^1$

素因数の和:12243

約数の個数: 24

約数和(自身を含む): 272802816

約数和(自身を除く): 94337145

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 639, 1633, 4899, 12143, 14697, 36429, 109287, 279289, 837867, 862153, 2513601, 2586459, 7759377, 19829519, 59488557, 178465671]

約数ペア:

[(1, 178465671), (3, 59488557), (9, 19829519), (23, 7759377), (69, 2586459), (71, 2513601), (207, 862153), (213, 837867), (639, 279289), (1633, 109287), (4899, 36429), (12143, 14697)]