18289968489

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1\times {\mathrm{3877}}^1$

素因数の和:4618

約数の個数: 48

約数和(自身を含む): 28968691024

約数和(自身を除く): 10678722535

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 549, 661, 793, 1983, 2379, 3877, 5949, 7137, 8593, 11631, 25779, 34893, 40321, 50401, 77337, 120963, 151203, 236497, 362889, 453609, 524173, 709491, 1572519, 2128473, 2562697, 3074461, 4717557, 7688091, 9223383, 23064273, 27670149, 33315061, 99945183, 156324517, 299835549, 468973551, 1406920653, 2032218721, 6096656163, 18289968489]

約数ペア:

[(1, 18289968489), (3, 6096656163), (9, 2032218721), (13, 1406920653), (39, 468973551), (61, 299835549), (117, 156324517), (183, 99945183), (549, 33315061), (661, 27670149), (793, 23064273), (1983, 9223383), (2379, 7688091), (3877, 4717557), (5949, 3074461), (7137, 2562697), (8593, 2128473), (11631, 1572519), (25779, 709491), (34893, 524173), (40321, 453609), (50401, 362889), (77337, 236497), (120963, 151203)]