388740411

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{1601}}^1$

素因数の和:1673

約数の個数: 48

約数和(自身を含む): 637852320

約数和(自身を除く): 249111909

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 153, 207, 391, 459, 529, 621, 1173, 1587, 1601, 3519, 4761, 4803, 8993, 10557, 14283, 14409, 26979, 27217, 36823, 43227, 80937, 81651, 110469, 242811, 244953, 331407, 625991, 734859, 846929, 994221, 1877973, 2540787, 5633919, 7622361, 14397793, 16901757, 22867083, 43193379, 129580137, 388740411]

約数ペア:

[(1, 388740411), (3, 129580137), (9, 43193379), (17, 22867083), (23, 16901757), (27, 14397793), (51, 7622361), (69, 5633919), (153, 2540787), (207, 1877973), (391, 994221), (459, 846929), (529, 734859), (621, 625991), (1173, 331407), (1587, 244953), (1601, 242811), (3519, 110469), (4761, 81651), (4803, 80937), (8993, 43227), (10557, 36823), (14283, 27217), (14409, 26979)]