201728044

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 410724160

約数和(自身を除く): 208996116

約数列:

[1, 2, 4, 7, 14, 28, 109, 157, 218, 314, 421, 436, 628, 763, 842, 1099, 1526, 1684, 2198, 2947, 3052, 4396, 5894, 11788, 17113, 34226, 45889, 66097, 68452, 91778, 119791, 132194, 183556, 239582, 264388, 321223, 462679, 479164, 642446, 925358, 1284892, 1850716, 7204573, 14409146, 28818292, 50432011, 100864022, 201728044]

約数ペア:

[(1, 201728044), (2, 100864022), (4, 50432011), (7, 28818292), (14, 14409146), (28, 7204573), (109, 1850716), (157, 1284892), (218, 925358), (314, 642446), (421, 479164), (436, 462679), (628, 321223), (763, 264388), (842, 239582), (1099, 183556), (1526, 132194), (1684, 119791), (2198, 91778), (2947, 68452), (3052, 66097), (4396, 45889), (5894, 34226), (11788, 17113)]