201395313

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1021}}^1$

素因数の和:1166

約数の個数: 48

約数和(自身を含む): 346924032

約数和(自身を除く): 145528719

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 101, 217, 279, 303, 651, 707, 909, 1021, 1953, 2121, 3063, 3131, 6363, 7147, 9189, 9393, 21441, 21917, 28179, 31651, 64323, 65751, 94953, 103121, 197253, 221557, 284859, 309363, 664671, 721847, 928089, 1994013, 2165541, 3196751, 6496623, 9590253, 22377257, 28770759, 67131771, 201395313]

約数ペア:

[(1, 201395313), (3, 67131771), (7, 28770759), (9, 22377257), (21, 9590253), (31, 6496623), (63, 3196751), (93, 2165541), (101, 1994013), (217, 928089), (279, 721847), (303, 664671), (651, 309363), (707, 284859), (909, 221557), (1021, 197253), (1953, 103121), (2121, 94953), (3063, 65751), (3131, 64323), (6363, 31651), (7147, 28179), (9189, 21917), (9393, 21441)]