78474045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17497}}^1$

素因数の和:17541

約数の個数: 32

約数和(自身を含む): 141103872

約数和(自身を除く): 62629827

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 17497, 52491, 87485, 227461, 262455, 402431, 682383, 1137305, 1207293, 2012155, 3411915, 5231603, 6036465, 15694809, 26158015, 78474045]

約数ペア:

[(1, 78474045), (3, 26158015), (5, 15694809), (13, 6036465), (15, 5231603), (23, 3411915), (39, 2012155), (65, 1207293), (69, 1137305), (115, 682383), (195, 402431), (299, 262455), (345, 227461), (897, 87485), (1495, 52491), (4485, 17497)]