247872404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8093}}^1$

素因数の和:8160

約数の個数: 48

約数和(自身を含む): 507655680

約数和(自身を除く): 259783276

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2356, 7657, 8093, 15314, 16186, 30628, 32372, 105209, 153767, 210418, 250883, 307534, 420836, 501766, 615068, 1003532, 1998971, 3261479, 3997942, 4766777, 6522958, 7995884, 9533554, 13045916, 19067108, 61968101, 123936202, 247872404]

約数ペア:

[(1, 247872404), (2, 123936202), (4, 61968101), (13, 19067108), (19, 13045916), (26, 9533554), (31, 7995884), (38, 6522958), (52, 4766777), (62, 3997942), (76, 3261479), (124, 1998971), (247, 1003532), (403, 615068), (494, 501766), (589, 420836), (806, 307534), (988, 250883), (1178, 210418), (1612, 153767), (2356, 105209), (7657, 32372), (8093, 30628), (15314, 16186)]