210955251

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1\times {\mathrm{487}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 314818560

約数和(自身を除く): 103863309

約数列:

[1, 3, 13, 29, 39, 87, 377, 383, 487, 1131, 1149, 1461, 4979, 6331, 11107, 14123, 14937, 18993, 33321, 42369, 144391, 183599, 186521, 433173, 550797, 559563, 2424773, 5409109, 7274319, 16227327, 70318417, 210955251]

約数ペア:

[(1, 210955251), (3, 70318417), (13, 16227327), (29, 7274319), (39, 5409109), (87, 2424773), (377, 559563), (383, 550797), (487, 433173), (1131, 186521), (1149, 183599), (1461, 144391), (4979, 42369), (6331, 33321), (11107, 18993), (14123, 14937)]