216755955

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6991}}^1$

素因数の和:7068

約数の個数: 48

約数和(自身を含む): 412304256

約数和(自身を除く): 195548301

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 53, 65, 117, 159, 195, 265, 477, 585, 689, 795, 2067, 2385, 3445, 6201, 6991, 10335, 20973, 31005, 34955, 62919, 90883, 104865, 272649, 314595, 370523, 454415, 817947, 1111569, 1363245, 1852615, 3334707, 4089735, 4816799, 5557845, 14450397, 16673535, 24083995, 43351191, 72251985, 216755955]

約数ペア:

[(1, 216755955), (3, 72251985), (5, 43351191), (9, 24083995), (13, 16673535), (15, 14450397), (39, 5557845), (45, 4816799), (53, 4089735), (65, 3334707), (117, 1852615), (159, 1363245), (195, 1111569), (265, 817947), (477, 454415), (585, 370523), (689, 314595), (795, 272649), (2067, 104865), (2385, 90883), (3445, 62919), (6201, 34955), (6991, 31005), (10335, 20973)]