72811335

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{251}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 118879488

約数和(自身を除く): 46068153

約数列:

[1, 3, 5, 15, 83, 233, 249, 251, 415, 699, 753, 1165, 1245, 1255, 3495, 3765, 19339, 20833, 58017, 58483, 62499, 96695, 104165, 175449, 290085, 292415, 312495, 877245, 4854089, 14562267, 24270445, 72811335]

約数ペア:

[(1, 72811335), (3, 24270445), (5, 14562267), (15, 4854089), (83, 877245), (233, 312495), (249, 292415), (251, 290085), (415, 175449), (699, 104165), (753, 96695), (1165, 62499), (1245, 58483), (1255, 58017), (3495, 20833), (3765, 19339)]