388664838

素因数分解:

$2^1\times 3^3\times {\mathrm{97}}^1\times {\mathrm{74201}}^1$

素因数の和:74309

約数の個数: 32

約数和(自身を含む): 872615520

約数和(自身を除く): 483950682

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 97, 194, 291, 582, 873, 1746, 2619, 5238, 74201, 148402, 222603, 445206, 667809, 1335618, 2003427, 4006854, 7197497, 14394994, 21592491, 43184982, 64777473, 129554946, 194332419, 388664838]

約数ペア:

[(1, 388664838), (2, 194332419), (3, 129554946), (6, 64777473), (9, 43184982), (18, 21592491), (27, 14394994), (54, 7197497), (97, 4006854), (194, 2003427), (291, 1335618), (582, 667809), (873, 445206), (1746, 222603), (2619, 148402), (5238, 74201)]