61807986

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:727

約数の個数: 48

約数和(自身を含む): 139097088

約数和(自身を除く): 77289102

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 257, 279, 431, 514, 558, 771, 862, 1293, 1542, 2313, 2586, 3879, 4626, 7758, 7967, 13361, 15934, 23901, 26722, 40083, 47802, 71703, 80166, 110767, 120249, 143406, 221534, 240498, 332301, 664602, 996903, 1993806, 3433777, 6867554, 10301331, 20602662, 30903993, 61807986]

約数ペア:

[(1, 61807986), (2, 30903993), (3, 20602662), (6, 10301331), (9, 6867554), (18, 3433777), (31, 1993806), (62, 996903), (93, 664602), (186, 332301), (257, 240498), (279, 221534), (431, 143406), (514, 120249), (558, 110767), (771, 80166), (862, 71703), (1293, 47802), (1542, 40083), (2313, 26722), (2586, 23901), (3879, 15934), (4626, 13361), (7758, 7967)]