181221444

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 467419680

約数和(自身を除く): 286198236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 163, 178, 267, 326, 347, 356, 489, 534, 652, 694, 801, 978, 1041, 1068, 1388, 1467, 1602, 1956, 2082, 2934, 3123, 3204, 4164, 5868, 6246, 12492, 14507, 29014, 30883, 43521, 56561, 58028, 61766, 87042, 92649, 113122, 123532, 130563, 169683, 174084, 185298, 226244, 261126, 277947, 339366, 370596, 509049, 522252, 555894, 678732, 1018098, 1111788, 2036196, 5033929, 10067858, 15101787, 20135716, 30203574, 45305361, 60407148, 90610722, 181221444]

約数ペア:

[(1, 181221444), (2, 90610722), (3, 60407148), (4, 45305361), (6, 30203574), (9, 20135716), (12, 15101787), (18, 10067858), (36, 5033929), (89, 2036196), (163, 1111788), (178, 1018098), (267, 678732), (326, 555894), (347, 522252), (356, 509049), (489, 370596), (534, 339366), (652, 277947), (694, 261126), (801, 226244), (978, 185298), (1041, 174084), (1068, 169683), (1388, 130563), (1467, 123532), (1602, 113122), (1956, 92649), (2082, 87042), (2934, 61766), (3123, 58028), (3204, 56561), (4164, 43521), (5868, 30883), (6246, 29014), (12492, 14507)]