31404816

素因数分解:

$2^4\times 3^2\times {\mathrm{467}}^2$

素因数の和:948

約数の個数: 45

約数和(自身を含む): 88078471

約数和(自身を除く): 56673655

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 467, 934, 1401, 1868, 2802, 3736, 4203, 5604, 7472, 8406, 11208, 16812, 22416, 33624, 67248, 218089, 436178, 654267, 872356, 1308534, 1744712, 1962801, 2617068, 3489424, 3925602, 5234136, 7851204, 10468272, 15702408, 31404816]

約数ペア:

[(1, 31404816), (2, 15702408), (3, 10468272), (4, 7851204), (6, 5234136), (8, 3925602), (9, 3489424), (12, 2617068), (16, 1962801), (18, 1744712), (24, 1308534), (36, 872356), (48, 654267), (72, 436178), (144, 218089), (467, 67248), (934, 33624), (1401, 22416), (1868, 16812), (2802, 11208), (3736, 8406), (4203, 7472)]