505302616

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4421}}^1$

素因数の和:4604

約数の個数: 64

約数和(自身を含む): 1173775680

約数和(自身を除く): 668473064

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 157, 182, 314, 364, 628, 728, 1099, 1256, 2041, 2198, 4082, 4396, 4421, 8164, 8792, 8842, 14287, 16328, 17684, 28574, 30947, 35368, 57148, 57473, 61894, 114296, 114946, 123788, 229892, 247576, 402311, 459784, 694097, 804622, 1388194, 1609244, 2776388, 3218488, 4858679, 5552776, 9023261, 9717358, 18046522, 19434716, 36093044, 38869432, 63162827, 72186088, 126325654, 252651308, 505302616]

約数ペア:

[(1, 505302616), (2, 252651308), (4, 126325654), (7, 72186088), (8, 63162827), (13, 38869432), (14, 36093044), (26, 19434716), (28, 18046522), (52, 9717358), (56, 9023261), (91, 5552776), (104, 4858679), (157, 3218488), (182, 2776388), (314, 1609244), (364, 1388194), (628, 804622), (728, 694097), (1099, 459784), (1256, 402311), (2041, 247576), (2198, 229892), (4082, 123788), (4396, 114946), (4421, 114296), (8164, 61894), (8792, 57473), (8842, 57148), (14287, 35368), (16328, 30947), (17684, 28574)]