28516307885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^2\times {\mathrm{3323}}^1$

素因数の和:3494

約数の個数: 48

約数和(自身を含む): 38370979584

約数和(自身を除く): 9854671699

約数列:

[1, 5, 13, 47, 53, 65, 235, 265, 611, 689, 2491, 2809, 3055, 3323, 3445, 12455, 14045, 16615, 32383, 36517, 43199, 132023, 156181, 161915, 176119, 182585, 215995, 660115, 780905, 880595, 1716299, 2030353, 2289547, 8277593, 8581495, 9334307, 10151765, 11447735, 41387965, 46671535, 107608709, 121345991, 438712429, 538043545, 606729955, 2193562145, 5703261577, 28516307885]

約数ペア:

[(1, 28516307885), (5, 5703261577), (13, 2193562145), (47, 606729955), (53, 538043545), (65, 438712429), (235, 121345991), (265, 107608709), (611, 46671535), (689, 41387965), (2491, 11447735), (2809, 10151765), (3055, 9334307), (3323, 8581495), (3445, 8277593), (12455, 2289547), (14045, 2030353), (16615, 1716299), (32383, 880595), (36517, 780905), (43199, 660115), (132023, 215995), (156181, 182585), (161915, 176119)]