28437228

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{7247}}^1$

素因数の和:7366

約数の個数: 36

約数和(自身を含む): 72552480

約数和(自身を除く): 44115252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 7247, 14494, 21741, 28988, 43482, 65223, 86964, 130446, 260892, 789923, 1579846, 2369769, 3159692, 4739538, 7109307, 9479076, 14218614, 28437228]

約数ペア:

[(1, 28437228), (2, 14218614), (3, 9479076), (4, 7109307), (6, 4739538), (9, 3159692), (12, 2369769), (18, 1579846), (36, 789923), (109, 260892), (218, 130446), (327, 86964), (436, 65223), (654, 43482), (981, 28988), (1308, 21741), (1962, 14494), (3924, 7247)]