221755548

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{155291}}^1$

素因数の和:155322

約数の個数: 48

約数和(自身を含む): 626137344

約数和(自身を除く): 404381796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 155291, 310582, 465873, 621164, 931746, 1087037, 1863492, 2174074, 2639947, 3261111, 4348148, 5279894, 6522222, 7919841, 10559788, 13044444, 15839682, 18479629, 31679364, 36959258, 55438887, 73918516, 110877774, 221755548]

約数ペア:

[(1, 221755548), (2, 110877774), (3, 73918516), (4, 55438887), (6, 36959258), (7, 31679364), (12, 18479629), (14, 15839682), (17, 13044444), (21, 10559788), (28, 7919841), (34, 6522222), (42, 5279894), (51, 4348148), (68, 3261111), (84, 2639947), (102, 2174074), (119, 1863492), (204, 1087037), (238, 931746), (357, 621164), (476, 465873), (714, 310582), (1428, 155291)]