8991346

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 16773120

約数和(自身を除く): 7781774

約数列:

[1, 2, 7, 13, 14, 26, 91, 127, 182, 254, 389, 778, 889, 1651, 1778, 2723, 3302, 5057, 5446, 10114, 11557, 23114, 35399, 49403, 70798, 98806, 345821, 642239, 691642, 1284478, 4495673, 8991346]

約数ペア:

[(1, 8991346), (2, 4495673), (7, 1284478), (13, 691642), (14, 642239), (26, 345821), (91, 98806), (127, 70798), (182, 49403), (254, 35399), (389, 23114), (778, 11557), (889, 10114), (1651, 5446), (1778, 5057), (2723, 3302)]