729020903

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 840440832

約数和(自身を除く): 111419929

約数列:

[1, 13, 23, 67, 151, 241, 299, 871, 1541, 1963, 3133, 3473, 5543, 10117, 16147, 20033, 36391, 45149, 72059, 131521, 209911, 232691, 371381, 473083, 836993, 2438197, 3024983, 4827953, 10880909, 31696561, 56078531, 729020903]

約数ペア:

[(1, 729020903), (13, 56078531), (23, 31696561), (67, 10880909), (151, 4827953), (241, 3024983), (299, 2438197), (871, 836993), (1541, 473083), (1963, 371381), (3133, 232691), (3473, 209911), (5543, 131521), (10117, 72059), (16147, 45149), (20033, 36391)]