239753007

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{18461}}^1$

素因数の和:18520

約数の個数: 32

約数和(自身を含む): 392871360

約数和(自身を除く): 153118353

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 999, 1443, 4329, 12987, 18461, 55383, 166149, 239993, 498447, 683057, 719979, 2049171, 2159937, 6147513, 6479811, 8879741, 18442539, 26639223, 79917669, 239753007]

約数ペア:

[(1, 239753007), (3, 79917669), (9, 26639223), (13, 18442539), (27, 8879741), (37, 6479811), (39, 6147513), (111, 2159937), (117, 2049171), (333, 719979), (351, 683057), (481, 498447), (999, 239993), (1443, 166149), (4329, 55383), (12987, 18461)]