215041424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{3931}}^1$

素因数の和:4215

約数の個数: 40

約数和(自身を含む): 450512832

約数和(自身を除く): 235471408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 263, 526, 1052, 2104, 3419, 3931, 4208, 6838, 7862, 13676, 15724, 27352, 31448, 51103, 54704, 62896, 102206, 204412, 408824, 817648, 1033853, 2067706, 4135412, 8270824, 13440089, 16541648, 26880178, 53760356, 107520712, 215041424]

約数ペア:

[(1, 215041424), (2, 107520712), (4, 53760356), (8, 26880178), (13, 16541648), (16, 13440089), (26, 8270824), (52, 4135412), (104, 2067706), (208, 1033853), (263, 817648), (526, 408824), (1052, 204412), (2104, 102206), (3419, 62896), (3931, 54704), (4208, 51103), (6838, 31448), (7862, 27352), (13676, 15724)]