38157237

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:247

約数の個数: 40

約数和(自身を含む): 59241600

約数和(自身を除く): 21084363

約数列:

[1, 3, 9, 27, 67, 79, 81, 89, 201, 237, 267, 603, 711, 801, 1809, 2133, 2403, 5293, 5427, 5963, 6399, 7031, 7209, 15879, 17889, 21093, 47637, 53667, 63279, 142911, 161001, 189837, 428733, 471077, 483003, 569511, 1413231, 4239693, 12719079, 38157237]

約数ペア:

[(1, 38157237), (3, 12719079), (9, 4239693), (27, 1413231), (67, 569511), (79, 483003), (81, 471077), (89, 428733), (201, 189837), (237, 161001), (267, 142911), (603, 63279), (711, 53667), (801, 47637), (1809, 21093), (2133, 17889), (2403, 15879), (5293, 7209), (5427, 7031), (5963, 6399)]