399354242

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{811}}^1\times {\mathrm{2069}}^1$

素因数の和:2906

約数の個数: 32

約数和(自身を含む): 726122880

約数和(自身を除く): 326768638

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 811, 1622, 2069, 4138, 5677, 11354, 13787, 14483, 27574, 28966, 35173, 70346, 96509, 193018, 246211, 492422, 1677959, 3355918, 11745713, 23491426, 28525303, 57050606, 199677121, 399354242]

約数ペア:

[(1, 399354242), (2, 199677121), (7, 57050606), (14, 28525303), (17, 23491426), (34, 11745713), (119, 3355918), (238, 1677959), (811, 492422), (1622, 246211), (2069, 193018), (4138, 96509), (5677, 70346), (11354, 35173), (13787, 28966), (14483, 27574)]