42311312

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{691}}^1$

素因数の和:831

約数の個数: 40

約数和(自身を含む): 84949920

約数和(自身を除く): 42638608

約数列:

[1, 2, 4, 8, 16, 43, 86, 89, 172, 178, 344, 356, 688, 691, 712, 1382, 1424, 2764, 3827, 5528, 7654, 11056, 15308, 29713, 30616, 59426, 61232, 61499, 118852, 122998, 237704, 245996, 475408, 491992, 983984, 2644457, 5288914, 10577828, 21155656, 42311312]

約数ペア:

[(1, 42311312), (2, 21155656), (4, 10577828), (8, 5288914), (16, 2644457), (43, 983984), (86, 491992), (89, 475408), (172, 245996), (178, 237704), (344, 122998), (356, 118852), (688, 61499), (691, 61232), (712, 59426), (1382, 30616), (1424, 29713), (2764, 15308), (3827, 11056), (5528, 7654)]