28639696

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1483}}^1$

素因数の和:1579

約数の個数: 40

約数和(自身を含む): 59621184

約数和(自身を除く): 30981488

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 136, 142, 272, 284, 568, 1136, 1207, 1483, 2414, 2966, 4828, 5932, 9656, 11864, 19312, 23728, 25211, 50422, 100844, 105293, 201688, 210586, 403376, 421172, 842344, 1684688, 1789981, 3579962, 7159924, 14319848, 28639696]

約数ペア:

[(1, 28639696), (2, 14319848), (4, 7159924), (8, 3579962), (16, 1789981), (17, 1684688), (34, 842344), (68, 421172), (71, 403376), (136, 210586), (142, 201688), (272, 105293), (284, 100844), (568, 50422), (1136, 25211), (1207, 23728), (1483, 19312), (2414, 11864), (2966, 9656), (4828, 5932)]