487851819

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{7477}}^1$

素因数の和:7739

約数の個数: 32

約数和(自身を含む): 804034560

約数和(自身を除く): 316182741

約数列:

[1, 3, 7, 13, 21, 39, 91, 239, 273, 717, 1673, 3107, 5019, 7477, 9321, 21749, 22431, 52339, 65247, 97201, 157017, 291603, 680407, 1787003, 2041221, 5361009, 12509021, 23231039, 37527063, 69693117, 162617273, 487851819]

約数ペア:

[(1, 487851819), (3, 162617273), (7, 69693117), (13, 37527063), (21, 23231039), (39, 12509021), (91, 5361009), (239, 2041221), (273, 1787003), (717, 680407), (1673, 291603), (3107, 157017), (5019, 97201), (7477, 65247), (9321, 52339), (21749, 22431)]