278832944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{3343}}^1$

素因数の和:3765

約数の個数: 40

約数和(自身を含む): 583420992

約数和(自身を除く): 304588048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 401, 802, 1604, 3208, 3343, 5213, 6416, 6686, 10426, 13372, 20852, 26744, 41704, 43459, 53488, 83408, 86918, 173836, 347672, 695344, 1340543, 2681086, 5362172, 10724344, 17427059, 21448688, 34854118, 69708236, 139416472, 278832944]

約数ペア:

[(1, 278832944), (2, 139416472), (4, 69708236), (8, 34854118), (13, 21448688), (16, 17427059), (26, 10724344), (52, 5362172), (104, 2681086), (208, 1340543), (401, 695344), (802, 347672), (1604, 173836), (3208, 86918), (3343, 83408), (5213, 53488), (6416, 43459), (6686, 41704), (10426, 26744), (13372, 20852)]