243222018

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:759

約数の個数: 64

約数和(自身を含む): 541212672

約数和(自身を除く): 297990654

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 127, 129, 254, 258, 381, 559, 571, 762, 1118, 1142, 1651, 1677, 1713, 3302, 3354, 3426, 4953, 5461, 7423, 9906, 10922, 14846, 16383, 22269, 24553, 32766, 44538, 49106, 70993, 72517, 73659, 141986, 145034, 147318, 212979, 217551, 319189, 425958, 435102, 638378, 942721, 957567, 1885442, 1915134, 2828163, 3118231, 5656326, 6236462, 9354693, 18709386, 40537003, 81074006, 121611009, 243222018]

約数ペア:

[(1, 243222018), (2, 121611009), (3, 81074006), (6, 40537003), (13, 18709386), (26, 9354693), (39, 6236462), (43, 5656326), (78, 3118231), (86, 2828163), (127, 1915134), (129, 1885442), (254, 957567), (258, 942721), (381, 638378), (559, 435102), (571, 425958), (762, 319189), (1118, 217551), (1142, 212979), (1651, 147318), (1677, 145034), (1713, 141986), (3302, 73659), (3354, 72517), (3426, 70993), (4953, 49106), (5461, 44538), (7423, 32766), (9906, 24553), (10922, 22269), (14846, 16383)]