203409135

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3391}}^1$

素因数の和:3476

約数の個数: 48

約数和(自身を含む): 372523008

約数和(自身を除く): 169113873

約数列:

[1, 3, 5, 9, 15, 31, 43, 45, 93, 129, 155, 215, 279, 387, 465, 645, 1333, 1395, 1935, 3391, 3999, 6665, 10173, 11997, 16955, 19995, 30519, 50865, 59985, 105121, 145813, 152595, 315363, 437439, 525605, 729065, 946089, 1312317, 1576815, 2187195, 4520203, 4730445, 6561585, 13560609, 22601015, 40681827, 67803045, 203409135]

約数ペア:

[(1, 203409135), (3, 67803045), (5, 40681827), (9, 22601015), (15, 13560609), (31, 6561585), (43, 4730445), (45, 4520203), (93, 2187195), (129, 1576815), (155, 1312317), (215, 946089), (279, 729065), (387, 525605), (465, 437439), (645, 315363), (1333, 152595), (1395, 145813), (1935, 105121), (3391, 59985), (3999, 50865), (6665, 30519), (10173, 19995), (11997, 16955)]