390890775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:681

約数の個数: 96

約数和(自身を含む): 763665408

約数和(自身を除く): 372774633

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 47, 51, 55, 75, 85, 141, 165, 187, 235, 255, 275, 425, 517, 561, 593, 705, 799, 825, 935, 1175, 1275, 1551, 1779, 2397, 2585, 2805, 2965, 3525, 3995, 4675, 6523, 7755, 8789, 8895, 10081, 11985, 12925, 14025, 14825, 19569, 19975, 26367, 27871, 30243, 32615, 38775, 43945, 44475, 50405, 59925, 83613, 97845, 110891, 131835, 139355, 151215, 163075, 219725, 252025, 306581, 332673, 418065, 473807, 489225, 554455, 659175, 696775, 756075, 919743, 1421421, 1532905, 1663365, 2090325, 2369035, 2772275, 4598715, 5211877, 7107105, 7664525, 8316825, 11845175, 15635631, 22993575, 26059385, 35535525, 78178155, 130296925, 390890775]

約数ペア:

[(1, 390890775), (3, 130296925), (5, 78178155), (11, 35535525), (15, 26059385), (17, 22993575), (25, 15635631), (33, 11845175), (47, 8316825), (51, 7664525), (55, 7107105), (75, 5211877), (85, 4598715), (141, 2772275), (165, 2369035), (187, 2090325), (235, 1663365), (255, 1532905), (275, 1421421), (425, 919743), (517, 756075), (561, 696775), (593, 659175), (705, 554455), (799, 489225), (825, 473807), (935, 418065), (1175, 332673), (1275, 306581), (1551, 252025), (1779, 219725), (2397, 163075), (2585, 151215), (2805, 139355), (2965, 131835), (3525, 110891), (3995, 97845), (4675, 83613), (6523, 59925), (7755, 50405), (8789, 44475), (8895, 43945), (10081, 38775), (11985, 32615), (12925, 30243), (14025, 27871), (14825, 26367), (19569, 19975)]