165087993

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 256684032

約数和(自身を除く): 91596039

約数列:

[1, 3, 7, 21, 71, 213, 263, 421, 497, 789, 1263, 1491, 1841, 2947, 5523, 8841, 18673, 29891, 56019, 89673, 110723, 130711, 209237, 332169, 392133, 627711, 775061, 2325183, 7861333, 23583999, 55029331, 165087993]

約数ペア:

[(1, 165087993), (3, 55029331), (7, 23583999), (21, 7861333), (71, 2325183), (213, 775061), (263, 627711), (421, 392133), (497, 332169), (789, 209237), (1263, 130711), (1491, 110723), (1841, 89673), (2947, 56019), (5523, 29891), (8841, 18673)]