1910385

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 40

約数和(自身を含む): 3528360

約数和(自身を除く): 1617975

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 89, 135, 159, 265, 267, 405, 445, 477, 795, 801, 1335, 1431, 2385, 2403, 4005, 4293, 4717, 7155, 7209, 12015, 14151, 21465, 23585, 36045, 42453, 70755, 127359, 212265, 382077, 636795, 1910385]

約数ペア:

[(1, 1910385), (3, 636795), (5, 382077), (9, 212265), (15, 127359), (27, 70755), (45, 42453), (53, 36045), (81, 23585), (89, 21465), (135, 14151), (159, 12015), (265, 7209), (267, 7155), (405, 4717), (445, 4293), (477, 4005), (795, 2403), (801, 2385), (1335, 1431)]