243996872

素因数分解:

$2^3\times 7^2\times {\mathrm{79}}^1\times {\mathrm{7879}}^1$

素因数の和:7978

約数の個数: 48

約数和(自身を含む): 538992000

約数和(自身を除く): 294995128

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 79, 98, 158, 196, 316, 392, 553, 632, 1106, 2212, 3871, 4424, 7742, 7879, 15484, 15758, 30968, 31516, 55153, 63032, 110306, 220612, 386071, 441224, 622441, 772142, 1244882, 1544284, 2489764, 3088568, 4357087, 4979528, 8714174, 17428348, 30499609, 34856696, 60999218, 121998436, 243996872]

約数ペア:

[(1, 243996872), (2, 121998436), (4, 60999218), (7, 34856696), (8, 30499609), (14, 17428348), (28, 8714174), (49, 4979528), (56, 4357087), (79, 3088568), (98, 2489764), (158, 1544284), (196, 1244882), (316, 772142), (392, 622441), (553, 441224), (632, 386071), (1106, 220612), (2212, 110306), (3871, 63032), (4424, 55153), (7742, 31516), (7879, 30968), (15484, 15758)]