1218386056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{288991}}^1$

素因数の和:289045

約数の個数: 32

約数和(自身を含む): 2496890880

約数和(自身を除く): 1278504824

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 288991, 577982, 1155964, 2311928, 4912847, 8958721, 9825694, 17917442, 19651388, 35834884, 39302776, 71669768, 152298257, 304596514, 609193028, 1218386056]

約数ペア:

[(1, 1218386056), (2, 609193028), (4, 304596514), (8, 152298257), (17, 71669768), (31, 39302776), (34, 35834884), (62, 19651388), (68, 17917442), (124, 9825694), (136, 8958721), (248, 4912847), (527, 2311928), (1054, 1155964), (2108, 577982), (4216, 288991)]