81227295

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 144847872

約数和(自身を除く): 63620577

約数列:

[1, 3, 5, 9, 15, 45, 61, 127, 183, 233, 305, 381, 549, 635, 699, 915, 1143, 1165, 1905, 2097, 2745, 3495, 5715, 7747, 10485, 14213, 23241, 29591, 38735, 42639, 69723, 71065, 88773, 116205, 127917, 147955, 213195, 266319, 348615, 443865, 639585, 1331595, 1805051, 5415153, 9025255, 16245459, 27075765, 81227295]

約数ペア:

[(1, 81227295), (3, 27075765), (5, 16245459), (9, 9025255), (15, 5415153), (45, 1805051), (61, 1331595), (127, 639585), (183, 443865), (233, 348615), (305, 266319), (381, 213195), (549, 147955), (635, 127917), (699, 116205), (915, 88773), (1143, 71065), (1165, 69723), (1905, 42639), (2097, 38735), (2745, 29591), (3495, 23241), (5715, 14213), (7747, 10485)]