72479519

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3307}}^1$

素因数の和:3446

約数の個数: 16

約数和(自身を含む): 86378496

約数和(自身を除く): 13898977

約数列:

[1, 7, 31, 101, 217, 707, 3131, 3307, 21917, 23149, 102517, 334007, 717619, 2338049, 10354217, 72479519]

約数ペア:

[(1, 72479519), (7, 10354217), (31, 2338049), (101, 717619), (217, 334007), (707, 102517), (3131, 23149), (3307, 21917)]