189774819

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{787}}^1$

素因数の和:1041

約数の個数: 40

約数和(自身を含む): 307020560

約数和(自身を除く): 117245741

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 229, 351, 687, 787, 1053, 2061, 2361, 2977, 6183, 7083, 8931, 10231, 18549, 21249, 26793, 30693, 63747, 80379, 92079, 180223, 241137, 276237, 540669, 828711, 1622007, 2342899, 4866021, 7028697, 14598063, 21086091, 63258273, 189774819]

約数ペア:

[(1, 189774819), (3, 63258273), (9, 21086091), (13, 14598063), (27, 7028697), (39, 4866021), (81, 2342899), (117, 1622007), (229, 828711), (351, 540669), (687, 276237), (787, 241137), (1053, 180223), (2061, 92079), (2361, 80379), (2977, 63747), (6183, 30693), (7083, 26793), (8931, 21249), (10231, 18549)]