218471316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:453

約数の個数: 96

約数和(自身を含む): 596090880

約数和(自身を除く): 377619564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 109, 214, 218, 223, 321, 327, 428, 436, 446, 642, 654, 669, 749, 763, 892, 1284, 1308, 1338, 1498, 1526, 1561, 2247, 2289, 2676, 2996, 3052, 3122, 4494, 4578, 4683, 6244, 8988, 9156, 9366, 11663, 18732, 23326, 23861, 24307, 34989, 46652, 47722, 48614, 69978, 71583, 72921, 81641, 95444, 97228, 139956, 143166, 145842, 163282, 167027, 170149, 244923, 286332, 291684, 326564, 334054, 340298, 489846, 501081, 510447, 668108, 680596, 979692, 1002162, 1020894, 2004324, 2041788, 2600849, 5201698, 7802547, 10403396, 15605094, 18205943, 31210188, 36411886, 54617829, 72823772, 109235658, 218471316]

約数ペア:

[(1, 218471316), (2, 109235658), (3, 72823772), (4, 54617829), (6, 36411886), (7, 31210188), (12, 18205943), (14, 15605094), (21, 10403396), (28, 7802547), (42, 5201698), (84, 2600849), (107, 2041788), (109, 2004324), (214, 1020894), (218, 1002162), (223, 979692), (321, 680596), (327, 668108), (428, 510447), (436, 501081), (446, 489846), (642, 340298), (654, 334054), (669, 326564), (749, 291684), (763, 286332), (892, 244923), (1284, 170149), (1308, 167027), (1338, 163282), (1498, 145842), (1526, 143166), (1561, 139956), (2247, 97228), (2289, 95444), (2676, 81641), (2996, 72921), (3052, 71583), (3122, 69978), (4494, 48614), (4578, 47722), (4683, 46652), (6244, 34989), (8988, 24307), (9156, 23861), (9366, 23326), (11663, 18732)]