42666228

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:845

約数の個数: 72

約数和(自身を含む): 118556256

約数和(自身を除く): 75890028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 163, 198, 326, 396, 489, 652, 661, 978, 1322, 1467, 1793, 1956, 1983, 2644, 2934, 3586, 3966, 5379, 5868, 5949, 7172, 7271, 7932, 10758, 11898, 14542, 16137, 21516, 21813, 23796, 29084, 32274, 43626, 64548, 65439, 87252, 107743, 130878, 215486, 261756, 323229, 430972, 646458, 969687, 1185173, 1292916, 1939374, 2370346, 3555519, 3878748, 4740692, 7111038, 10666557, 14222076, 21333114, 42666228]

約数ペア:

[(1, 42666228), (2, 21333114), (3, 14222076), (4, 10666557), (6, 7111038), (9, 4740692), (11, 3878748), (12, 3555519), (18, 2370346), (22, 1939374), (33, 1292916), (36, 1185173), (44, 969687), (66, 646458), (99, 430972), (132, 323229), (163, 261756), (198, 215486), (326, 130878), (396, 107743), (489, 87252), (652, 65439), (661, 64548), (978, 43626), (1322, 32274), (1467, 29084), (1793, 23796), (1956, 21813), (1983, 21516), (2644, 16137), (2934, 14542), (3586, 11898), (3966, 10758), (5379, 7932), (5868, 7271), (5949, 7172)]