38387115

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 77571648

約数和(自身を除く): 39184533

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 45, 65, 69, 81, 115, 117, 135, 195, 207, 299, 317, 345, 351, 405, 585, 621, 897, 951, 1035, 1053, 1495, 1585, 1755, 1863, 2691, 2853, 3105, 4121, 4485, 4755, 5265, 7291, 8073, 8559, 9315, 12363, 13455, 14265, 20605, 21873, 24219, 25677, 36455, 37089, 40365, 42795, 61815, 65619, 94783, 109365, 111267, 121095, 128385, 185445, 196857, 284349, 328095, 333801, 473915, 556335, 590571, 853047, 984285, 1421745, 1669005, 2559141, 2952855, 4265235, 7677423, 12795705, 38387115]

約数ペア:

[(1, 38387115), (3, 12795705), (5, 7677423), (9, 4265235), (13, 2952855), (15, 2559141), (23, 1669005), (27, 1421745), (39, 984285), (45, 853047), (65, 590571), (69, 556335), (81, 473915), (115, 333801), (117, 328095), (135, 284349), (195, 196857), (207, 185445), (299, 128385), (317, 121095), (345, 111267), (351, 109365), (405, 94783), (585, 65619), (621, 61815), (897, 42795), (951, 40365), (1035, 37089), (1053, 36455), (1495, 25677), (1585, 24219), (1755, 21873), (1863, 20605), (2691, 14265), (2853, 13455), (3105, 12363), (4121, 9315), (4485, 8559), (4755, 8073), (5265, 7291)]