17787112

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 39997440

約数和(自身を除く): 22210328

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 61, 82, 122, 127, 164, 244, 254, 287, 328, 427, 488, 508, 574, 854, 889, 1016, 1148, 1708, 1778, 2296, 2501, 3416, 3556, 5002, 5207, 7112, 7747, 10004, 10414, 15494, 17507, 20008, 20828, 30988, 35014, 36449, 41656, 54229, 61976, 70028, 72898, 108458, 140056, 145796, 216916, 291592, 317627, 433832, 635254, 1270508, 2223389, 2541016, 4446778, 8893556, 17787112]

約数ペア:

[(1, 17787112), (2, 8893556), (4, 4446778), (7, 2541016), (8, 2223389), (14, 1270508), (28, 635254), (41, 433832), (56, 317627), (61, 291592), (82, 216916), (122, 145796), (127, 140056), (164, 108458), (244, 72898), (254, 70028), (287, 61976), (328, 54229), (427, 41656), (488, 36449), (508, 35014), (574, 30988), (854, 20828), (889, 20008), (1016, 17507), (1148, 15494), (1708, 10414), (1778, 10004), (2296, 7747), (2501, 7112), (3416, 5207), (3556, 5002)]