7131573981

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1511}}^1\times {\mathrm{3943}}^1$

素因数の和:5486

約数の個数: 48

約数和(自身を含む): 12403722240

約数和(自身を除く): 5272148259

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 1511, 3943, 4533, 10577, 11829, 13599, 27601, 28709, 31731, 35487, 74917, 82803, 86127, 95193, 200963, 224751, 248409, 258381, 524419, 602889, 674253, 1573257, 1808667, 4719771, 5957873, 17873619, 41705111, 53620857, 113199587, 125115333, 339598761, 375345999, 792397109, 1018796283, 2377191327, 7131573981]

約数ペア:

[(1, 7131573981), (3, 2377191327), (7, 1018796283), (9, 792397109), (19, 375345999), (21, 339598761), (57, 125115333), (63, 113199587), (133, 53620857), (171, 41705111), (399, 17873619), (1197, 5957873), (1511, 4719771), (3943, 1808667), (4533, 1573257), (10577, 674253), (11829, 602889), (13599, 524419), (27601, 258381), (28709, 248409), (31731, 224751), (35487, 200963), (74917, 95193), (82803, 86127)]