16945313

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{229}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 21925440

約数和(自身を除く): 4980127

約数列:

[1, 7, 11, 31, 77, 217, 229, 341, 961, 1603, 2387, 2519, 6727, 7099, 10571, 17633, 49693, 73997, 78089, 220069, 546623, 1540483, 2420759, 16945313]

約数ペア:

[(1, 16945313), (7, 2420759), (11, 1540483), (31, 546623), (77, 220069), (217, 78089), (229, 73997), (341, 49693), (961, 17633), (1603, 10571), (2387, 7099), (2519, 6727)]