201399939

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{991}}^1$

素因数の和:1209

約数の個数: 40

約数和(自身を含む): 326006912

約数和(自身を除く): 124606973

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 193, 351, 579, 991, 1053, 1737, 2509, 2973, 5211, 7527, 8919, 12883, 15633, 22581, 26757, 38649, 67743, 80271, 115947, 191263, 203229, 347841, 573789, 1043523, 1721367, 2486419, 5164101, 7459257, 15492303, 22377771, 67133313, 201399939]

約数ペア:

[(1, 201399939), (3, 67133313), (9, 22377771), (13, 15492303), (27, 7459257), (39, 5164101), (81, 2486419), (117, 1721367), (193, 1043523), (351, 573789), (579, 347841), (991, 203229), (1053, 191263), (1737, 115947), (2509, 80271), (2973, 67743), (5211, 38649), (7527, 26757), (8919, 22581), (12883, 15633)]