42878330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1553}}^1$

素因数の和:1822

約数の個数: 32

約数和(自身を含む): 84587328

約数和(自身を除く): 41708998

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 251, 502, 1255, 1553, 2510, 2761, 3106, 5522, 7765, 13805, 15530, 17083, 27610, 34166, 85415, 170830, 389803, 779606, 1949015, 3898030, 4287833, 8575666, 21439165, 42878330]

約数ペア:

[(1, 42878330), (2, 21439165), (5, 8575666), (10, 4287833), (11, 3898030), (22, 1949015), (55, 779606), (110, 389803), (251, 170830), (502, 85415), (1255, 34166), (1553, 27610), (2510, 17083), (2761, 15530), (3106, 13805), (5522, 7765)]