15776865

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 29811600

約数和(自身を除く): 14034735

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 149, 181, 195, 447, 543, 585, 745, 905, 1341, 1629, 1937, 2235, 2353, 2715, 5811, 6705, 7059, 8145, 9685, 11765, 17433, 21177, 26969, 29055, 35295, 80907, 87165, 105885, 134845, 242721, 350597, 404535, 1051791, 1213605, 1752985, 3155373, 5258955, 15776865]

約数ペア:

[(1, 15776865), (3, 5258955), (5, 3155373), (9, 1752985), (13, 1213605), (15, 1051791), (39, 404535), (45, 350597), (65, 242721), (117, 134845), (149, 105885), (181, 87165), (195, 80907), (447, 35295), (543, 29055), (585, 26969), (745, 21177), (905, 17433), (1341, 11765), (1629, 9685), (1937, 8145), (2235, 7059), (2353, 6705), (2715, 5811)]