39707913

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{359}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 63590400

約数和(自身を除く): 23882487

約数列:

[1, 3, 7, 21, 23, 69, 161, 229, 359, 483, 687, 1077, 1603, 2513, 4809, 5267, 7539, 8257, 15801, 24771, 36869, 57799, 82211, 110607, 173397, 246633, 575477, 1726431, 1890853, 5672559, 13235971, 39707913]

約数ペア:

[(1, 39707913), (3, 13235971), (7, 5672559), (21, 1890853), (23, 1726431), (69, 575477), (161, 246633), (229, 173397), (359, 110607), (483, 82211), (687, 57799), (1077, 36869), (1603, 24771), (2513, 15801), (4809, 8257), (5267, 7539)]