1297339470

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{686423}}^1$

素因数の和:686446

約数の個数: 64

約数和(自身を含む): 3953802240

約数和(自身を除く): 2656462770

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 686423, 1372846, 2059269, 3432115, 4118538, 4804961, 6177807, 6864230, 9609922, 10296345, 12355614, 14414883, 18533421, 20592690, 24024805, 28829766, 30889035, 37066842, 43244649, 48049610, 61778070, 72074415, 86489298, 92667105, 129733947, 144148830, 185334210, 216223245, 259467894, 432446490, 648669735, 1297339470]

約数ペア:

[(1, 1297339470), (2, 648669735), (3, 432446490), (5, 259467894), (6, 216223245), (7, 185334210), (9, 144148830), (10, 129733947), (14, 92667105), (15, 86489298), (18, 72074415), (21, 61778070), (27, 48049610), (30, 43244649), (35, 37066842), (42, 30889035), (45, 28829766), (54, 24024805), (63, 20592690), (70, 18533421), (90, 14414883), (105, 12355614), (126, 10296345), (135, 9609922), (189, 6864230), (210, 6177807), (270, 4804961), (315, 4118538), (378, 3432115), (630, 2059269), (945, 1372846), (1890, 686423)]