31596719

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 36

約数和(自身を含む): 42111144

約数和(自身を除く): 10514425

約数列:

[1, 7, 11, 31, 49, 61, 77, 217, 341, 427, 539, 671, 961, 1519, 1891, 2387, 2989, 4697, 6727, 10571, 13237, 16709, 20801, 32879, 47089, 58621, 73997, 92659, 145607, 410347, 517979, 644831, 1019249, 2872429, 4513817, 31596719]

約数ペア:

[(1, 31596719), (7, 4513817), (11, 2872429), (31, 1019249), (49, 644831), (61, 517979), (77, 410347), (217, 145607), (341, 92659), (427, 73997), (539, 58621), (671, 47089), (961, 32879), (1519, 20801), (1891, 16709), (2387, 13237), (2989, 10571), (4697, 6727)]