399331156

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{838931}}^1$

素因数の和:838959

約数の個数: 24

約数和(自身を含む): 845643456

約数和(自身を除く): 446312300

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 838931, 1677862, 3355724, 5872517, 11745034, 14261827, 23490068, 28523654, 57047308, 99832789, 199665578, 399331156]

約数ペア:

[(1, 399331156), (2, 199665578), (4, 99832789), (7, 57047308), (14, 28523654), (17, 23490068), (28, 14261827), (34, 11745034), (68, 5872517), (119, 3355724), (238, 1677862), (476, 838931)]