28917936

素因数分解:

$2^4\times 3^2\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:914

約数の個数: 60

約数和(自身を含む): 81293160

約数和(自身を除く): 52375224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 409, 491, 818, 982, 1227, 1473, 1636, 1964, 2454, 2946, 3272, 3681, 3928, 4419, 4908, 5892, 6544, 7362, 7856, 8838, 9816, 11784, 14724, 17676, 19632, 23568, 29448, 35352, 58896, 70704, 200819, 401638, 602457, 803276, 1204914, 1606552, 1807371, 2409828, 3213104, 3614742, 4819656, 7229484, 9639312, 14458968, 28917936]

約数ペア:

[(1, 28917936), (2, 14458968), (3, 9639312), (4, 7229484), (6, 4819656), (8, 3614742), (9, 3213104), (12, 2409828), (16, 1807371), (18, 1606552), (24, 1204914), (36, 803276), (48, 602457), (72, 401638), (144, 200819), (409, 70704), (491, 58896), (818, 35352), (982, 29448), (1227, 23568), (1473, 19632), (1636, 17676), (1964, 14724), (2454, 11784), (2946, 9816), (3272, 8838), (3681, 7856), (3928, 7362), (4419, 6544), (4908, 5892)]