28290414

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 64696320

約数和(自身を除く): 36405906

約数列:

[1, 2, 3, 6, 17, 23, 31, 34, 46, 51, 62, 69, 93, 102, 138, 186, 389, 391, 527, 713, 778, 782, 1054, 1167, 1173, 1426, 1581, 2139, 2334, 2346, 3162, 4278, 6613, 8947, 12059, 12121, 13226, 17894, 19839, 24118, 24242, 26841, 36177, 36363, 39678, 53682, 72354, 72726, 152099, 205003, 277357, 304198, 410006, 456297, 554714, 615009, 832071, 912594, 1230018, 1664142, 4715069, 9430138, 14145207, 28290414]

約数ペア:

[(1, 28290414), (2, 14145207), (3, 9430138), (6, 4715069), (17, 1664142), (23, 1230018), (31, 912594), (34, 832071), (46, 615009), (51, 554714), (62, 456297), (69, 410006), (93, 304198), (102, 277357), (138, 205003), (186, 152099), (389, 72726), (391, 72354), (527, 53682), (713, 39678), (778, 36363), (782, 36177), (1054, 26841), (1167, 24242), (1173, 24118), (1426, 19839), (1581, 17894), (2139, 13226), (2334, 12121), (2346, 12059), (3162, 8947), (4278, 6613)]