4947777

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 32

約数和(自身を含む): 7776000

約数和(自身を除く): 2828223

約数列:

[1, 3, 9, 27, 29, 71, 87, 89, 213, 261, 267, 639, 783, 801, 1917, 2059, 2403, 2581, 6177, 6319, 7743, 18531, 18957, 23229, 55593, 56871, 69687, 170613, 183251, 549753, 1649259, 4947777]

約数ペア:

[(1, 4947777), (3, 1649259), (9, 549753), (27, 183251), (29, 170613), (71, 69687), (87, 56871), (89, 55593), (213, 23229), (261, 18957), (267, 18531), (639, 7743), (783, 6319), (801, 6177), (1917, 2581), (2059, 2403)]