71945928

素因数分解:

$2^3\times 3^3\times {\mathrm{397}}^1\times {\mathrm{839}}^1$

素因数の和:1251

約数の個数: 64

約数和(自身を含む): 200592000

約数和(自身を除く): 128646072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 397, 794, 839, 1191, 1588, 1678, 2382, 2517, 3176, 3356, 3573, 4764, 5034, 6712, 7146, 7551, 9528, 10068, 10719, 14292, 15102, 20136, 21438, 22653, 28584, 30204, 42876, 45306, 60408, 85752, 90612, 181224, 333083, 666166, 999249, 1332332, 1998498, 2664664, 2997747, 3996996, 5995494, 7993992, 8993241, 11990988, 17986482, 23981976, 35972964, 71945928]

約数ペア:

[(1, 71945928), (2, 35972964), (3, 23981976), (4, 17986482), (6, 11990988), (8, 8993241), (9, 7993992), (12, 5995494), (18, 3996996), (24, 2997747), (27, 2664664), (36, 1998498), (54, 1332332), (72, 999249), (108, 666166), (216, 333083), (397, 181224), (794, 90612), (839, 85752), (1191, 60408), (1588, 45306), (1678, 42876), (2382, 30204), (2517, 28584), (3176, 22653), (3356, 21438), (3573, 20136), (4764, 15102), (5034, 14292), (6712, 10719), (7146, 10068), (7551, 9528)]