72212015

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 87834240

約数和(自身を除く): 15622225

約数列:

[1, 5, 137, 271, 389, 685, 1355, 1945, 37127, 53293, 105419, 185635, 266465, 527095, 14442403, 72212015]

約数ペア:

[(1, 72212015), (5, 14442403), (137, 527095), (271, 266465), (389, 185635), (685, 105419), (1355, 53293), (1945, 37127)]