56171661

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 97241088

約数和(自身を除く): 41069427

約数列:

[1, 3, 7, 13, 21, 37, 39, 67, 83, 91, 111, 201, 249, 259, 273, 469, 481, 581, 777, 871, 1079, 1407, 1443, 1743, 2479, 2613, 3071, 3237, 3367, 5561, 6097, 7437, 7553, 9213, 10101, 16683, 17353, 18291, 21497, 22659, 32227, 38927, 39923, 52059, 64491, 72293, 96681, 116781, 119769, 205757, 216879, 225589, 279461, 506051, 617271, 676767, 838383, 1440299, 1518153, 2674841, 4320897, 8024523, 18723887, 56171661]

約数ペア:

[(1, 56171661), (3, 18723887), (7, 8024523), (13, 4320897), (21, 2674841), (37, 1518153), (39, 1440299), (67, 838383), (83, 676767), (91, 617271), (111, 506051), (201, 279461), (249, 225589), (259, 216879), (273, 205757), (469, 119769), (481, 116781), (581, 96681), (777, 72293), (871, 64491), (1079, 52059), (1407, 39923), (1443, 38927), (1743, 32227), (2479, 22659), (2613, 21497), (3071, 18291), (3237, 17353), (3367, 16683), (5561, 10101), (6097, 9213), (7437, 7553)]