71393238

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:579

約数の個数: 80

約数和(自身を含む): 184450464

約数和(自身を除く): 113057226

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 157, 162, 189, 314, 378, 401, 471, 567, 802, 942, 1099, 1134, 1203, 1413, 2198, 2406, 2807, 2826, 3297, 3609, 4239, 5614, 6594, 7218, 8421, 8478, 9891, 10827, 12717, 16842, 19782, 21654, 25263, 25434, 29673, 32481, 50526, 59346, 62957, 64962, 75789, 89019, 125914, 151578, 178038, 188871, 227367, 377742, 440699, 454734, 566613, 881398, 1133226, 1322097, 1699839, 2644194, 3399678, 3966291, 5099517, 7932582, 10199034, 11898873, 23797746, 35696619, 71393238]

約数ペア:

[(1, 71393238), (2, 35696619), (3, 23797746), (6, 11898873), (7, 10199034), (9, 7932582), (14, 5099517), (18, 3966291), (21, 3399678), (27, 2644194), (42, 1699839), (54, 1322097), (63, 1133226), (81, 881398), (126, 566613), (157, 454734), (162, 440699), (189, 377742), (314, 227367), (378, 188871), (401, 178038), (471, 151578), (567, 125914), (802, 89019), (942, 75789), (1099, 64962), (1134, 62957), (1203, 59346), (1413, 50526), (2198, 32481), (2406, 29673), (2807, 25434), (2826, 25263), (3297, 21654), (3609, 19782), (4239, 16842), (5614, 12717), (6594, 10827), (7218, 9891), (8421, 8478)]