726242907

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{6977}}^1$

素因数の和:7167

約数の個数: 32

約数和(自身を含む): 1111344192

約数和(自身を除く): 385101285

約数列:

[1, 3, 13, 17, 39, 51, 157, 221, 471, 663, 2041, 2669, 6123, 6977, 8007, 20931, 34697, 90701, 104091, 118609, 272103, 355827, 1095389, 1541917, 3286167, 4625751, 14240057, 18621613, 42720171, 55864839, 242080969, 726242907]

約数ペア:

[(1, 726242907), (3, 242080969), (13, 55864839), (17, 42720171), (39, 18621613), (51, 14240057), (157, 4625751), (221, 3286167), (471, 1541917), (663, 1095389), (2041, 355827), (2669, 272103), (6123, 118609), (6977, 104091), (8007, 90701), (20931, 34697)]