1004047142

素因数分解:

$2^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:741

約数の個数: 48

約数和(自身を含む): 1778763888

約数和(自身を除く): 774716746

約数列:

[1, 2, 7, 14, 49, 98, 131, 197, 262, 394, 397, 794, 917, 1379, 1834, 2758, 2779, 5558, 6419, 9653, 12838, 19306, 19453, 25807, 38906, 51614, 52007, 78209, 104014, 156418, 180649, 361298, 364049, 547463, 728098, 1094926, 1264543, 2529086, 2548343, 3832241, 5096686, 7664482, 10245379, 20490758, 71717653, 143435306, 502023571, 1004047142]

約数ペア:

[(1, 1004047142), (2, 502023571), (7, 143435306), (14, 71717653), (49, 20490758), (98, 10245379), (131, 7664482), (197, 5096686), (262, 3832241), (394, 2548343), (397, 2529086), (794, 1264543), (917, 1094926), (1379, 728098), (1834, 547463), (2758, 364049), (2779, 361298), (5558, 180649), (6419, 156418), (9653, 104014), (12838, 78209), (19306, 52007), (19453, 51614), (25807, 38906)]