18122265

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 37355520

約数和(自身を除く): 19233255

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 127, 135, 151, 189, 315, 381, 453, 635, 755, 889, 945, 1057, 1143, 1359, 1905, 2265, 2667, 3171, 3429, 4077, 4445, 5285, 5715, 6795, 8001, 9513, 13335, 15855, 17145, 19177, 20385, 24003, 28539, 40005, 47565, 57531, 95885, 120015, 134239, 142695, 172593, 287655, 402717, 517779, 671195, 862965, 1208151, 2013585, 2588895, 3624453, 6040755, 18122265]

約数ペア:

[(1, 18122265), (3, 6040755), (5, 3624453), (7, 2588895), (9, 2013585), (15, 1208151), (21, 862965), (27, 671195), (35, 517779), (45, 402717), (63, 287655), (105, 172593), (127, 142695), (135, 134239), (151, 120015), (189, 95885), (315, 57531), (381, 47565), (453, 40005), (635, 28539), (755, 24003), (889, 20385), (945, 19177), (1057, 17145), (1143, 15855), (1359, 13335), (1905, 9513), (2265, 8001), (2667, 6795), (3171, 5715), (3429, 5285), (4077, 4445)]