71729655

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{647}}^1$

素因数の和:1063

約数の個数: 32

約数和(自身を含む): 121305600

約数和(自身を除く): 49575945

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 389, 647, 1167, 1941, 1945, 3235, 5835, 7391, 9705, 12293, 22173, 36879, 36955, 61465, 110865, 184395, 251683, 755049, 1258415, 3775245, 4781977, 14345931, 23909885, 71729655]

約数ペア:

[(1, 71729655), (3, 23909885), (5, 14345931), (15, 4781977), (19, 3775245), (57, 1258415), (95, 755049), (285, 251683), (389, 184395), (647, 110865), (1167, 61465), (1941, 36955), (1945, 36879), (3235, 22173), (5835, 12293), (7391, 9705)]