201243903

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{383}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 311427072

約数和(自身を除く): 110183169

約数列:

[1, 3, 7, 21, 131, 191, 383, 393, 573, 917, 1149, 1337, 2681, 2751, 4011, 8043, 25021, 50173, 73153, 75063, 150519, 175147, 219459, 351211, 512071, 525441, 1053633, 1536213, 9583043, 28749129, 67081301, 201243903]

約数ペア:

[(1, 201243903), (3, 67081301), (7, 28749129), (21, 9583043), (131, 1536213), (191, 1053633), (383, 525441), (393, 512071), (573, 351211), (917, 219459), (1149, 175147), (1337, 150519), (2681, 75063), (2751, 73153), (4011, 50173), (8043, 25021)]