210947766

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1961

約数の個数: 64

約数和(自身を含む): 474439680

約数和(自身を除く): 263491914

約数列:

[1, 2, 3, 6, 19, 23, 38, 43, 46, 57, 69, 86, 114, 129, 138, 258, 437, 817, 874, 989, 1311, 1634, 1871, 1978, 2451, 2622, 2967, 3742, 4902, 5613, 5934, 11226, 18791, 35549, 37582, 43033, 56373, 71098, 80453, 86066, 106647, 112746, 129099, 160906, 213294, 241359, 258198, 482718, 817627, 1528607, 1635254, 1850419, 2452881, 3057214, 3700838, 4585821, 4905762, 5551257, 9171642, 11102514, 35157961, 70315922, 105473883, 210947766]

約数ペア:

[(1, 210947766), (2, 105473883), (3, 70315922), (6, 35157961), (19, 11102514), (23, 9171642), (38, 5551257), (43, 4905762), (46, 4585821), (57, 3700838), (69, 3057214), (86, 2452881), (114, 1850419), (129, 1635254), (138, 1528607), (258, 817627), (437, 482718), (817, 258198), (874, 241359), (989, 213294), (1311, 160906), (1634, 129099), (1871, 112746), (1978, 106647), (2451, 86066), (2622, 80453), (2967, 71098), (3742, 56373), (4902, 43033), (5613, 37582), (5934, 35549), (11226, 18791)]