38977605

素因数分解:

$3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{613}}^1$

素因数の和:787

約数の個数: 40

約数和(自身を含む): 70430712

約数和(自身を除く): 31453107

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 157, 405, 471, 613, 785, 1413, 1839, 2355, 3065, 4239, 5517, 7065, 9195, 12717, 16551, 21195, 27585, 49653, 63585, 82755, 96241, 248265, 288723, 481205, 866169, 1443615, 2598507, 4330845, 7795521, 12992535, 38977605]

約数ペア:

[(1, 38977605), (3, 12992535), (5, 7795521), (9, 4330845), (15, 2598507), (27, 1443615), (45, 866169), (81, 481205), (135, 288723), (157, 248265), (405, 96241), (471, 82755), (613, 63585), (785, 49653), (1413, 27585), (1839, 21195), (2355, 16551), (3065, 12717), (4239, 9195), (5517, 7065)]