28632539

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 35126784

約数和(自身を除く): 6494245

約数列:

[1, 13, 17, 23, 43, 131, 221, 299, 391, 559, 731, 989, 1703, 2227, 3013, 5083, 5633, 9503, 12857, 16813, 28951, 39169, 51221, 73229, 95761, 129559, 218569, 665873, 1244893, 1684267, 2202503, 28632539]

約数ペア:

[(1, 28632539), (13, 2202503), (17, 1684267), (23, 1244893), (43, 665873), (131, 218569), (221, 129559), (299, 95761), (391, 73229), (559, 51221), (731, 39169), (989, 28951), (1703, 16813), (2227, 12857), (3013, 9503), (5083, 5633)]