77857551

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 118200320

約数和(自身を除く): 40342769

約数列:

[1, 3, 9, 27, 67, 193, 201, 223, 579, 603, 669, 1737, 1809, 2007, 5211, 6021, 12931, 14941, 38793, 43039, 44823, 116379, 129117, 134469, 349137, 387351, 403407, 1162053, 2883613, 8650839, 25952517, 77857551]

約数ペア:

[(1, 77857551), (3, 25952517), (9, 8650839), (27, 2883613), (67, 1162053), (193, 403407), (201, 387351), (223, 349137), (579, 134469), (603, 129117), (669, 116379), (1737, 44823), (1809, 43039), (2007, 38793), (5211, 14941), (6021, 12931)]