72946773

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{521}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 108141696

約数和(自身を除く): 35194923

約数列:

[1, 3, 9, 47, 141, 331, 423, 521, 993, 1563, 2979, 4689, 15557, 24487, 46671, 73461, 140013, 172451, 220383, 517353, 1552059, 8105197, 24315591, 72946773]

約数ペア:

[(1, 72946773), (3, 24315591), (9, 8105197), (47, 1552059), (141, 517353), (331, 220383), (423, 172451), (521, 140013), (993, 73461), (1563, 46671), (2979, 24487), (4689, 15557)]