890236438

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{37339}}^1$

素因数の和:37492

約数の個数: 32

約数和(自身を含む): 1656103680

約数和(自身を除く): 765867242

約数列:

[1, 2, 7, 13, 14, 26, 91, 131, 182, 262, 917, 1703, 1834, 3406, 11921, 23842, 37339, 74678, 261373, 485407, 522746, 970814, 3397849, 4891409, 6795698, 9782818, 34239863, 63588317, 68479726, 127176634, 445118219, 890236438]

約数ペア:

[(1, 890236438), (2, 445118219), (7, 127176634), (13, 68479726), (14, 63588317), (26, 34239863), (91, 9782818), (131, 6795698), (182, 4891409), (262, 3397849), (917, 970814), (1703, 522746), (1834, 485407), (3406, 261373), (11921, 74678), (23842, 37339)]