215939682

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1747}}^1$

素因数の和:1877

約数の個数: 80

約数和(自身を含む): 558381120

約数和(自身を除く): 342441438

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 109, 126, 162, 189, 218, 327, 378, 567, 654, 763, 981, 1134, 1526, 1747, 1962, 2289, 2943, 3494, 4578, 5241, 5886, 6867, 8829, 10482, 12229, 13734, 15723, 17658, 20601, 24458, 31446, 36687, 41202, 47169, 61803, 73374, 94338, 110061, 123606, 141507, 190423, 220122, 283014, 330183, 380846, 571269, 660366, 990549, 1142538, 1332961, 1713807, 1981098, 2665922, 3427614, 3998883, 5141421, 7997766, 10282842, 11996649, 15424263, 23993298, 30848526, 35989947, 71979894, 107969841, 215939682]

約数ペア:

[(1, 215939682), (2, 107969841), (3, 71979894), (6, 35989947), (7, 30848526), (9, 23993298), (14, 15424263), (18, 11996649), (21, 10282842), (27, 7997766), (42, 5141421), (54, 3998883), (63, 3427614), (81, 2665922), (109, 1981098), (126, 1713807), (162, 1332961), (189, 1142538), (218, 990549), (327, 660366), (378, 571269), (567, 380846), (654, 330183), (763, 283014), (981, 220122), (1134, 190423), (1526, 141507), (1747, 123606), (1962, 110061), (2289, 94338), (2943, 73374), (3494, 61803), (4578, 47169), (5241, 41202), (5886, 36687), (6867, 31446), (8829, 24458), (10482, 20601), (12229, 17658), (13734, 15723)]