31770654

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 70543872

約数和(自身を除く): 38773218

約数列:

[1, 2, 3, 6, 17, 34, 41, 51, 71, 82, 102, 107, 123, 142, 213, 214, 246, 321, 426, 642, 697, 1207, 1394, 1819, 2091, 2414, 2911, 3621, 3638, 4182, 4387, 5457, 5822, 7242, 7597, 8733, 8774, 10914, 13161, 15194, 17466, 22791, 26322, 45582, 49487, 74579, 98974, 129149, 148461, 149158, 223737, 258298, 296922, 311477, 387447, 447474, 622954, 774894, 934431, 1868862, 5295109, 10590218, 15885327, 31770654]

約数ペア:

[(1, 31770654), (2, 15885327), (3, 10590218), (6, 5295109), (17, 1868862), (34, 934431), (41, 774894), (51, 622954), (71, 447474), (82, 387447), (102, 311477), (107, 296922), (123, 258298), (142, 223737), (213, 149158), (214, 148461), (246, 129149), (321, 98974), (426, 74579), (642, 49487), (697, 45582), (1207, 26322), (1394, 22791), (1819, 17466), (2091, 15194), (2414, 13161), (2911, 10914), (3621, 8774), (3638, 8733), (4182, 7597), (4387, 7242), (5457, 5822)]