81115884

素因数分解:

$2^2\times 3^3\times {\mathrm{401}}^1\times {\mathrm{1873}}^1$

素因数の和:2287

約数の個数: 48

約数和(自身を含む): 210937440

約数和(自身を除く): 129821556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 401, 802, 1203, 1604, 1873, 2406, 3609, 3746, 4812, 5619, 7218, 7492, 10827, 11238, 14436, 16857, 21654, 22476, 33714, 43308, 50571, 67428, 101142, 202284, 751073, 1502146, 2253219, 3004292, 4506438, 6759657, 9012876, 13519314, 20278971, 27038628, 40557942, 81115884]

約数ペア:

[(1, 81115884), (2, 40557942), (3, 27038628), (4, 20278971), (6, 13519314), (9, 9012876), (12, 6759657), (18, 4506438), (27, 3004292), (36, 2253219), (54, 1502146), (108, 751073), (401, 202284), (802, 101142), (1203, 67428), (1604, 50571), (1873, 43308), (2406, 33714), (3609, 22476), (3746, 21654), (4812, 16857), (5619, 14436), (7218, 11238), (7492, 10827)]