64640246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1427}}^1$

素因数の和:1540

約数の個数: 32

約数和(自身を含む): 111041280

約数和(自身を除く): 46401034

約数列:

[1, 2, 11, 22, 29, 58, 71, 142, 319, 638, 781, 1427, 1562, 2059, 2854, 4118, 15697, 22649, 31394, 41383, 45298, 82766, 101317, 202634, 455213, 910426, 1114487, 2228974, 2938193, 5876386, 32320123, 64640246]

約数ペア:

[(1, 64640246), (2, 32320123), (11, 5876386), (22, 2938193), (29, 2228974), (58, 1114487), (71, 910426), (142, 455213), (319, 202634), (638, 101317), (781, 82766), (1427, 45298), (1562, 41383), (2059, 31394), (2854, 22649), (4118, 15697)]