219480513

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^3\times {\mathrm{859}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 350054400

約数和(自身を除く): 130573887

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 529, 859, 1587, 2577, 3703, 6013, 11109, 12167, 18039, 19757, 36501, 59271, 85169, 138299, 255507, 414897, 454411, 1363233, 3180877, 9542631, 10451453, 31354359, 73160171, 219480513]

約数ペア:

[(1, 219480513), (3, 73160171), (7, 31354359), (21, 10451453), (23, 9542631), (69, 3180877), (161, 1363233), (483, 454411), (529, 414897), (859, 255507), (1587, 138299), (2577, 85169), (3703, 59271), (6013, 36501), (11109, 19757), (12167, 18039)]