4256805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 7907328

約数和(自身を除く): 3650523

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 571, 1065, 1491, 1713, 2485, 2855, 3997, 7455, 8565, 11991, 19985, 40541, 59955, 121623, 202705, 283787, 608115, 851361, 1418935, 4256805]

約数ペア:

[(1, 4256805), (3, 1418935), (5, 851361), (7, 608115), (15, 283787), (21, 202705), (35, 121623), (71, 59955), (105, 40541), (213, 19985), (355, 11991), (497, 8565), (571, 7455), (1065, 3997), (1491, 2855), (1713, 2485)]