1644408408

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{16427}}^1$

素因数の和:16576

約数の個数: 64

約数和(自身を含む): 4250252160

約数和(自身を除く): 2605843752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 97, 129, 172, 194, 258, 291, 344, 388, 516, 582, 776, 1032, 1164, 2328, 4171, 8342, 12513, 16427, 16684, 25026, 32854, 33368, 49281, 50052, 65708, 98562, 100104, 131416, 197124, 394248, 706361, 1412722, 1593419, 2119083, 2825444, 3186838, 4238166, 4780257, 5650888, 6373676, 8476332, 9560514, 12747352, 16952664, 19121028, 38242056, 68517017, 137034034, 205551051, 274068068, 411102102, 548136136, 822204204, 1644408408]

約数ペア:

[(1, 1644408408), (2, 822204204), (3, 548136136), (4, 411102102), (6, 274068068), (8, 205551051), (12, 137034034), (24, 68517017), (43, 38242056), (86, 19121028), (97, 16952664), (129, 12747352), (172, 9560514), (194, 8476332), (258, 6373676), (291, 5650888), (344, 4780257), (388, 4238166), (516, 3186838), (582, 2825444), (776, 2119083), (1032, 1593419), (1164, 1412722), (2328, 706361), (4171, 394248), (8342, 197124), (12513, 131416), (16427, 100104), (16684, 98562), (25026, 65708), (32854, 50052), (33368, 49281)]