72903735

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{607}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 134873856

約数和(自身を除く): 61970121

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 157, 255, 471, 607, 765, 785, 1413, 1821, 2355, 2669, 3035, 5463, 7065, 8007, 9105, 10319, 13345, 24021, 27315, 30957, 40035, 51595, 92871, 95299, 120105, 154785, 285897, 464355, 476495, 857691, 1429485, 1620083, 4288455, 4860249, 8100415, 14580747, 24301245, 72903735]

約数ペア:

[(1, 72903735), (3, 24301245), (5, 14580747), (9, 8100415), (15, 4860249), (17, 4288455), (45, 1620083), (51, 1429485), (85, 857691), (153, 476495), (157, 464355), (255, 285897), (471, 154785), (607, 120105), (765, 95299), (785, 92871), (1413, 51595), (1821, 40035), (2355, 30957), (2669, 27315), (3035, 24021), (5463, 13345), (7065, 10319), (8007, 9105)]