28637484

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 75694080

約数和(自身を除く): 47056596

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 43, 46, 57, 69, 76, 86, 92, 114, 127, 129, 138, 172, 228, 254, 258, 276, 381, 437, 508, 516, 762, 817, 874, 989, 1311, 1524, 1634, 1748, 1978, 2413, 2451, 2622, 2921, 2967, 3268, 3956, 4826, 4902, 5244, 5461, 5842, 5934, 7239, 8763, 9652, 9804, 10922, 11684, 11868, 14478, 16383, 17526, 18791, 21844, 28956, 32766, 35052, 37582, 55499, 56373, 65532, 75164, 103759, 110998, 112746, 125603, 166497, 207518, 221996, 225492, 251206, 311277, 332994, 376809, 415036, 502412, 622554, 665988, 753618, 1245108, 1507236, 2386457, 4772914, 7159371, 9545828, 14318742, 28637484]

約数ペア:

[(1, 28637484), (2, 14318742), (3, 9545828), (4, 7159371), (6, 4772914), (12, 2386457), (19, 1507236), (23, 1245108), (38, 753618), (43, 665988), (46, 622554), (57, 502412), (69, 415036), (76, 376809), (86, 332994), (92, 311277), (114, 251206), (127, 225492), (129, 221996), (138, 207518), (172, 166497), (228, 125603), (254, 112746), (258, 110998), (276, 103759), (381, 75164), (437, 65532), (508, 56373), (516, 55499), (762, 37582), (817, 35052), (874, 32766), (989, 28956), (1311, 21844), (1524, 18791), (1634, 17526), (1748, 16383), (1978, 14478), (2413, 11868), (2451, 11684), (2622, 10922), (2921, 9804), (2967, 9652), (3268, 8763), (3956, 7239), (4826, 5934), (4902, 5842), (5244, 5461)]