66819647427

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6709}}^1\times {\mathrm{5939}}^1$

素因数の和:12707

約数の個数: 32

約数和(自身を含む): 98208633600

約数和(自身を除く): 31388986173

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 5939, 6709, 17817, 20127, 77207, 87217, 231621, 255377, 261651, 288487, 766131, 865461, 3319901, 3750331, 9959703, 11250993, 39844751, 119534253, 517981763, 1553945289, 1713324293, 5139972879, 22273215809, 66819647427]

約数ペア:

[(1, 66819647427), (3, 22273215809), (13, 5139972879), (39, 1713324293), (43, 1553945289), (129, 517981763), (559, 119534253), (1677, 39844751), (5939, 11250993), (6709, 9959703), (17817, 3750331), (20127, 3319901), (77207, 865461), (87217, 766131), (231621, 288487), (255377, 261651)]