131055228

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2731}}^1$

素因数の和:2815

約数の個数: 72

約数和(自身を含む): 350045696

約数和(自身を除く): 218990468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 86, 93, 124, 129, 172, 186, 258, 279, 372, 387, 516, 558, 774, 1116, 1333, 1548, 2666, 2731, 3999, 5332, 5462, 7998, 8193, 10924, 11997, 15996, 16386, 23994, 24579, 32772, 47988, 49158, 84661, 98316, 117433, 169322, 234866, 253983, 338644, 352299, 469732, 507966, 704598, 761949, 1015932, 1056897, 1409196, 1523898, 2113794, 3047796, 3640423, 4227588, 7280846, 10921269, 14561692, 21842538, 32763807, 43685076, 65527614, 131055228]

約数ペア:

[(1, 131055228), (2, 65527614), (3, 43685076), (4, 32763807), (6, 21842538), (9, 14561692), (12, 10921269), (18, 7280846), (31, 4227588), (36, 3640423), (43, 3047796), (62, 2113794), (86, 1523898), (93, 1409196), (124, 1056897), (129, 1015932), (172, 761949), (186, 704598), (258, 507966), (279, 469732), (372, 352299), (387, 338644), (516, 253983), (558, 234866), (774, 169322), (1116, 117433), (1333, 98316), (1548, 84661), (2666, 49158), (2731, 47988), (3999, 32772), (5332, 24579), (5462, 23994), (7998, 16386), (8193, 15996), (10924, 11997)]