15808572

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1987}}^1$

素因数の和:2027

約数の個数: 72

約数和(自身を含む): 45588816

約数和(自身を除く): 29780244

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1987, 1989, 2652, 3974, 3978, 5961, 7948, 7956, 11922, 17883, 23844, 25831, 33779, 35766, 51662, 67558, 71532, 77493, 101337, 103324, 135116, 154986, 202674, 232479, 304011, 309972, 405348, 439127, 464958, 608022, 878254, 929916, 1216044, 1317381, 1756508, 2634762, 3952143, 5269524, 7904286, 15808572]

約数ペア:

[(1, 15808572), (2, 7904286), (3, 5269524), (4, 3952143), (6, 2634762), (9, 1756508), (12, 1317381), (13, 1216044), (17, 929916), (18, 878254), (26, 608022), (34, 464958), (36, 439127), (39, 405348), (51, 309972), (52, 304011), (68, 232479), (78, 202674), (102, 154986), (117, 135116), (153, 103324), (156, 101337), (204, 77493), (221, 71532), (234, 67558), (306, 51662), (442, 35766), (468, 33779), (612, 25831), (663, 23844), (884, 17883), (1326, 11922), (1987, 7956), (1989, 7948), (2652, 5961), (3974, 3978)]