157021317

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{347}}^1\times {\mathrm{367}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 229746816

約数和(自身を除く): 72725499

約数列:

[1, 3, 9, 137, 347, 367, 411, 1041, 1101, 1233, 3123, 3303, 47539, 50279, 127349, 142617, 150837, 382047, 427851, 452511, 1146141, 17446813, 52340439, 157021317]

約数ペア:

[(1, 157021317), (3, 52340439), (9, 17446813), (137, 1146141), (347, 452511), (367, 427851), (411, 382047), (1041, 150837), (1101, 142617), (1233, 127349), (3123, 50279), (3303, 47539)]