817388637

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1\times {\mathrm{727}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 1189773312

約数和(自身を除く): 372384675

約数列:

[1, 3, 13, 39, 127, 227, 381, 681, 727, 1651, 2181, 2951, 4953, 8853, 9451, 28353, 28829, 86487, 92329, 165029, 276987, 374777, 495087, 1124331, 1200277, 2145377, 3600831, 6436131, 20958683, 62876049, 272462879, 817388637]

約数ペア:

[(1, 817388637), (3, 272462879), (13, 62876049), (39, 20958683), (127, 6436131), (227, 3600831), (381, 2145377), (681, 1200277), (727, 1124331), (1651, 495087), (2181, 374777), (2951, 276987), (4953, 165029), (8853, 92329), (9451, 86487), (28353, 28829)]