28004202

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{173}}^1$

素因数の和:244

約数の個数: 72

約数和(自身を含む): 67547844

約数和(自身を除く): 39543642

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 173, 207, 306, 346, 391, 414, 519, 529, 782, 1038, 1058, 1173, 1557, 1587, 2346, 2941, 3114, 3174, 3519, 3979, 4761, 5882, 7038, 7958, 8823, 8993, 9522, 11937, 17646, 17986, 23874, 26469, 26979, 35811, 52938, 53958, 67643, 71622, 80937, 91517, 135286, 161874, 183034, 202929, 274551, 405858, 549102, 608787, 823653, 1217574, 1555789, 1647306, 3111578, 4667367, 9334734, 14002101, 28004202]

約数ペア:

[(1, 28004202), (2, 14002101), (3, 9334734), (6, 4667367), (9, 3111578), (17, 1647306), (18, 1555789), (23, 1217574), (34, 823653), (46, 608787), (51, 549102), (69, 405858), (102, 274551), (138, 202929), (153, 183034), (173, 161874), (207, 135286), (306, 91517), (346, 80937), (391, 71622), (414, 67643), (519, 53958), (529, 52938), (782, 35811), (1038, 26979), (1058, 26469), (1173, 23874), (1557, 17986), (1587, 17646), (2346, 11937), (2941, 9522), (3114, 8993), (3174, 8823), (3519, 7958), (3979, 7038), (4761, 5882)]