39987684

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{419}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 110990880

約数和(自身を除く): 71003196

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 241, 396, 419, 482, 723, 838, 964, 1257, 1446, 1676, 2169, 2514, 2651, 2892, 3771, 4338, 4609, 5028, 5302, 7542, 7953, 8676, 9218, 10604, 13827, 15084, 15906, 18436, 23859, 27654, 31812, 41481, 47718, 55308, 82962, 95436, 100979, 165924, 201958, 302937, 403916, 605874, 908811, 1110769, 1211748, 1817622, 2221538, 3332307, 3635244, 4443076, 6664614, 9996921, 13329228, 19993842, 39987684]

約数ペア:

[(1, 39987684), (2, 19993842), (3, 13329228), (4, 9996921), (6, 6664614), (9, 4443076), (11, 3635244), (12, 3332307), (18, 2221538), (22, 1817622), (33, 1211748), (36, 1110769), (44, 908811), (66, 605874), (99, 403916), (132, 302937), (198, 201958), (241, 165924), (396, 100979), (419, 95436), (482, 82962), (723, 55308), (838, 47718), (964, 41481), (1257, 31812), (1446, 27654), (1676, 23859), (2169, 18436), (2514, 15906), (2651, 15084), (2892, 13827), (3771, 10604), (4338, 9218), (4609, 8676), (5028, 7953), (5302, 7542)]