31163223

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{541}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 51476992

約数和(自身を除く): 20313769

約数列:

[1, 3, 7, 13, 21, 39, 91, 211, 273, 541, 633, 1477, 1623, 2743, 3787, 4431, 7033, 8229, 11361, 19201, 21099, 49231, 57603, 114151, 147693, 342453, 799057, 1483963, 2397171, 4451889, 10387741, 31163223]

約数ペア:

[(1, 31163223), (3, 10387741), (7, 4451889), (13, 2397171), (21, 1483963), (39, 799057), (91, 342453), (211, 147693), (273, 114151), (541, 57603), (633, 49231), (1477, 21099), (1623, 19201), (2743, 11361), (3787, 8229), (4431, 7033)]