211020777

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 342853056

約数和(自身を除く): 131832279

約数列:

[1, 3, 9, 11, 33, 61, 83, 99, 183, 249, 421, 549, 671, 747, 913, 1263, 2013, 2739, 3789, 4631, 5063, 6039, 8217, 13893, 15189, 25681, 34943, 41679, 45567, 55693, 77043, 104829, 167079, 231129, 282491, 314487, 384373, 501237, 847473, 1153119, 2131523, 2542419, 3459357, 6394569, 19183707, 23446753, 70340259, 211020777]

約数ペア:

[(1, 211020777), (3, 70340259), (9, 23446753), (11, 19183707), (33, 6394569), (61, 3459357), (83, 2542419), (99, 2131523), (183, 1153119), (249, 847473), (421, 501237), (549, 384373), (671, 314487), (747, 282491), (913, 231129), (1263, 167079), (2013, 104829), (2739, 77043), (3789, 55693), (4631, 45567), (5063, 41679), (6039, 34943), (8217, 25681), (13893, 15189)]