28201528

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 54270000

約数和(自身を除く): 26068472

約数列:

[1, 2, 4, 8, 59, 118, 149, 236, 298, 401, 472, 596, 802, 1192, 1604, 3208, 8791, 17582, 23659, 35164, 47318, 59749, 70328, 94636, 119498, 189272, 238996, 477992, 3525191, 7050382, 14100764, 28201528]

約数ペア:

[(1, 28201528), (2, 14100764), (4, 7050382), (8, 3525191), (59, 477992), (118, 238996), (149, 189272), (236, 119498), (298, 94636), (401, 70328), (472, 59749), (596, 47318), (802, 35164), (1192, 23659), (1604, 17582), (3208, 8791)]