28195616

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 58722048

約数和(自身を除く): 30526432

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 86, 124, 172, 248, 344, 496, 661, 688, 992, 1322, 1333, 1376, 2644, 2666, 5288, 5332, 10576, 10664, 20491, 21152, 21328, 28423, 40982, 42656, 56846, 81964, 113692, 163928, 227384, 327856, 454768, 655712, 881113, 909536, 1762226, 3524452, 7048904, 14097808, 28195616]

約数ペア:

[(1, 28195616), (2, 14097808), (4, 7048904), (8, 3524452), (16, 1762226), (31, 909536), (32, 881113), (43, 655712), (62, 454768), (86, 327856), (124, 227384), (172, 163928), (248, 113692), (344, 81964), (496, 56846), (661, 42656), (688, 40982), (992, 28423), (1322, 21328), (1333, 21152), (1376, 20491), (2644, 10664), (2666, 10576), (5288, 5332)]