16903873

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 20979648

約数和(自身を除く): 4075775

約数列:

[1, 7, 23, 49, 53, 161, 283, 371, 1127, 1219, 1981, 2597, 6509, 8533, 13867, 14999, 45563, 59731, 104993, 318941, 344977, 734951, 2414839, 16903873]

約数ペア:

[(1, 16903873), (7, 2414839), (23, 734951), (49, 344977), (53, 318941), (161, 104993), (283, 59731), (371, 45563), (1127, 14999), (1219, 13867), (1981, 8533), (2597, 6509)]