66617187

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1021}}^1$

素因数の和:1283

約数の個数: 32

約数和(自身を含む): 109885440

約数和(自身を除く): 43268253

約数列:

[1, 3, 7, 13, 21, 39, 91, 239, 273, 717, 1021, 1673, 3063, 3107, 5019, 7147, 9321, 13273, 21441, 21749, 39819, 65247, 92911, 244019, 278733, 732057, 1708133, 3172247, 5124399, 9516741, 22205729, 66617187]

約数ペア:

[(1, 66617187), (3, 22205729), (7, 9516741), (13, 5124399), (21, 3172247), (39, 1708133), (91, 732057), (239, 278733), (273, 244019), (717, 92911), (1021, 65247), (1673, 39819), (3063, 21749), (3107, 21441), (5019, 13273), (7147, 9321)]