61493913

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 103783680

約数和(自身を除く): 42289767

約数列:

[1, 3, 9, 13, 17, 39, 43, 51, 117, 129, 153, 221, 387, 559, 663, 719, 731, 1677, 1989, 2157, 2193, 5031, 6471, 6579, 9347, 9503, 12223, 28041, 28509, 30917, 36669, 84123, 85527, 92751, 110007, 158899, 278253, 401921, 476697, 525589, 1205763, 1430091, 1576767, 3617289, 4730301, 6832657, 20497971, 61493913]

約数ペア:

[(1, 61493913), (3, 20497971), (9, 6832657), (13, 4730301), (17, 3617289), (39, 1576767), (43, 1430091), (51, 1205763), (117, 525589), (129, 476697), (153, 401921), (221, 278253), (387, 158899), (559, 110007), (663, 92751), (719, 85527), (731, 84123), (1677, 36669), (1989, 30917), (2157, 28509), (2193, 28041), (5031, 12223), (6471, 9503), (6579, 9347)]