203488385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{773}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 274181760

約数和(自身を除く): 70693375

約数列:

[1, 5, 17, 19, 85, 95, 163, 323, 773, 815, 1615, 2771, 3097, 3865, 13141, 13855, 14687, 15485, 52649, 65705, 73435, 125999, 249679, 263245, 629995, 1248395, 2141983, 2393981, 10709915, 11969905, 40697677, 203488385]

約数ペア:

[(1, 203488385), (5, 40697677), (17, 11969905), (19, 10709915), (85, 2393981), (95, 2141983), (163, 1248395), (323, 629995), (773, 263245), (815, 249679), (1615, 125999), (2771, 73435), (3097, 65705), (3865, 52649), (13141, 15485), (13855, 14687)]