242521269

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 376233984

約数和(自身を除く): 133712715

約数列:

[1, 3, 17, 23, 47, 51, 53, 69, 83, 141, 159, 249, 391, 799, 901, 1081, 1173, 1219, 1411, 1909, 2397, 2491, 2703, 3243, 3657, 3901, 4233, 4399, 5727, 7473, 11703, 13197, 18377, 20723, 32453, 42347, 55131, 57293, 62169, 66317, 74783, 89723, 97359, 101177, 127041, 171879, 198951, 206753, 224349, 269169, 303531, 620259, 973981, 1525291, 1720009, 2921943, 3514801, 4575873, 4755319, 5160027, 10544403, 14265957, 80840423, 242521269]

約数ペア:

[(1, 242521269), (3, 80840423), (17, 14265957), (23, 10544403), (47, 5160027), (51, 4755319), (53, 4575873), (69, 3514801), (83, 2921943), (141, 1720009), (159, 1525291), (249, 973981), (391, 620259), (799, 303531), (901, 269169), (1081, 224349), (1173, 206753), (1219, 198951), (1411, 171879), (1909, 127041), (2397, 101177), (2491, 97359), (2703, 89723), (3243, 74783), (3657, 66317), (3901, 62169), (4233, 57293), (4399, 55131), (5727, 42347), (7473, 32453), (11703, 20723), (13197, 18377)]