38491443

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 61641216

約数和(自身を除く): 23149773

約数列:

[1, 3, 9, 23, 27, 69, 71, 81, 97, 207, 213, 243, 291, 621, 639, 873, 1633, 1863, 1917, 2231, 2619, 4899, 5589, 5751, 6693, 6887, 7857, 14697, 17253, 20079, 20661, 23571, 44091, 60237, 61983, 132273, 158401, 180711, 185949, 396819, 475203, 542133, 557847, 1425609, 1673541, 4276827, 12830481, 38491443]

約数ペア:

[(1, 38491443), (3, 12830481), (9, 4276827), (23, 1673541), (27, 1425609), (69, 557847), (71, 542133), (81, 475203), (97, 396819), (207, 185949), (213, 180711), (243, 158401), (291, 132273), (621, 61983), (639, 60237), (873, 44091), (1633, 23571), (1863, 20661), (1917, 20079), (2231, 17253), (2619, 14697), (4899, 7857), (5589, 6887), (5751, 6693)]