2821553679

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1\times {\mathrm{7963}}^1$

素因数の和:8379

約数の個数: 32

約数和(自身を含む): 4403773440

約数和(自身を除く): 1582219761

約数列:

[1, 3, 7, 21, 47, 141, 329, 359, 987, 1077, 2513, 7539, 7963, 16873, 23889, 50619, 55741, 118111, 167223, 354333, 374261, 1122783, 2619827, 2858717, 7859481, 8576151, 20011019, 60033057, 134359699, 403079097, 940517893, 2821553679]

約数ペア:

[(1, 2821553679), (3, 940517893), (7, 403079097), (21, 134359699), (47, 60033057), (141, 20011019), (329, 8576151), (359, 7859481), (987, 2858717), (1077, 2619827), (2513, 1122783), (7539, 374261), (7963, 354333), (16873, 167223), (23889, 118111), (50619, 55741)]