147831723

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:871

約数の個数: 56

約数和(自身を含む): 251564880

約数和(自身を除く): 103733157

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 243, 247, 351, 513, 729, 741, 821, 1053, 1539, 2223, 2463, 3159, 4617, 6669, 7389, 9477, 10673, 13851, 15599, 20007, 22167, 32019, 46797, 60021, 66501, 96057, 140391, 180063, 199503, 202787, 288171, 421173, 598509, 608361, 864513, 1263519, 1825083, 2593539, 3790557, 5475249, 7780617, 11371671, 16425747, 49277241, 147831723]

約数ペア:

[(1, 147831723), (3, 49277241), (9, 16425747), (13, 11371671), (19, 7780617), (27, 5475249), (39, 3790557), (57, 2593539), (81, 1825083), (117, 1263519), (171, 864513), (243, 608361), (247, 598509), (351, 421173), (513, 288171), (729, 202787), (741, 199503), (821, 180063), (1053, 140391), (1539, 96057), (2223, 66501), (2463, 60021), (3159, 46797), (4617, 32019), (6669, 22167), (7389, 20007), (9477, 15599), (10673, 13851)]