156985995418

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2621}}^1\times {\mathrm{60257}}^1$

素因数の和:62958

約数の個数: 32

約数和(自身を含む): 273017910528

約数和(自身を除く): 116031915110

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 2621, 5242, 18347, 36694, 60257, 120514, 186091, 372182, 421799, 843598, 1302637, 2605274, 4278247, 8556494, 29947729, 59895458, 157933597, 315867194, 1105535179, 2211070358, 11213285387, 22426570774, 78492997709, 156985995418]

約数ペア:

[(1, 156985995418), (2, 78492997709), (7, 22426570774), (14, 11213285387), (71, 2211070358), (142, 1105535179), (497, 315867194), (994, 157933597), (2621, 59895458), (5242, 29947729), (18347, 8556494), (36694, 4278247), (60257, 2605274), (120514, 1302637), (186091, 843598), (372182, 421799)]