28710688

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:709

約数の個数: 48

約数和(自身を含む): 60623640

約数和(自身を除く): 31912952

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 89, 136, 178, 272, 356, 544, 593, 712, 1186, 1424, 1513, 2372, 2848, 3026, 4744, 6052, 9488, 10081, 12104, 18976, 20162, 24208, 40324, 48416, 52777, 80648, 105554, 161296, 211108, 322592, 422216, 844432, 897209, 1688864, 1794418, 3588836, 7177672, 14355344, 28710688]

約数ペア:

[(1, 28710688), (2, 14355344), (4, 7177672), (8, 3588836), (16, 1794418), (17, 1688864), (32, 897209), (34, 844432), (68, 422216), (89, 322592), (136, 211108), (178, 161296), (272, 105554), (356, 80648), (544, 52777), (593, 48416), (712, 40324), (1186, 24208), (1424, 20162), (1513, 18976), (2372, 12104), (2848, 10081), (3026, 9488), (4744, 6052)]