28317924

素因数分解:

$2^2\times 3^4\times {\mathrm{71}}^1\times {\mathrm{1231}}^1$

素因数の和:1318

約数の個数: 60

約数和(自身を含む): 75132288

約数和(自身を除く): 46814364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 81, 108, 142, 162, 213, 284, 324, 426, 639, 852, 1231, 1278, 1917, 2462, 2556, 3693, 3834, 4924, 5751, 7386, 7668, 11079, 11502, 14772, 22158, 23004, 33237, 44316, 66474, 87401, 99711, 132948, 174802, 199422, 262203, 349604, 398844, 524406, 786609, 1048812, 1573218, 2359827, 3146436, 4719654, 7079481, 9439308, 14158962, 28317924]

約数ペア:

[(1, 28317924), (2, 14158962), (3, 9439308), (4, 7079481), (6, 4719654), (9, 3146436), (12, 2359827), (18, 1573218), (27, 1048812), (36, 786609), (54, 524406), (71, 398844), (81, 349604), (108, 262203), (142, 199422), (162, 174802), (213, 132948), (284, 99711), (324, 87401), (426, 66474), (639, 44316), (852, 33237), (1231, 23004), (1278, 22158), (1917, 14772), (2462, 11502), (2556, 11079), (3693, 7668), (3834, 7386), (4924, 5751)]