39900154

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 70108416

約数和(自身を除く): 30208262

約数列:

[1, 2, 7, 14, 71, 137, 142, 274, 293, 497, 586, 959, 994, 1918, 2051, 4102, 9727, 19454, 20803, 40141, 41606, 68089, 80282, 136178, 145621, 280987, 291242, 561974, 2850011, 5700022, 19950077, 39900154]

約数ペア:

[(1, 39900154), (2, 19950077), (7, 5700022), (14, 2850011), (71, 561974), (137, 291242), (142, 280987), (274, 145621), (293, 136178), (497, 80282), (586, 68089), (959, 41606), (994, 40141), (1918, 20803), (2051, 19454), (4102, 9727)]