56291355

素因数分解:

$3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1061}}^1$

素因数の和:1209

約数の個数: 40

約数和(自身を含む): 101773584

約数和(自身を除く): 45482229

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 131, 135, 393, 405, 655, 1061, 1179, 1965, 3183, 3537, 5305, 5895, 9549, 10611, 15915, 17685, 28647, 47745, 53055, 85941, 138991, 143235, 416973, 429705, 694955, 1250919, 2084865, 3752757, 6254595, 11258271, 18763785, 56291355]

約数ペア:

[(1, 56291355), (3, 18763785), (5, 11258271), (9, 6254595), (15, 3752757), (27, 2084865), (45, 1250919), (81, 694955), (131, 429705), (135, 416973), (393, 143235), (405, 138991), (655, 85941), (1061, 53055), (1179, 47745), (1965, 28647), (3183, 17685), (3537, 15915), (5305, 10611), (5895, 9549)]