402225992

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{1039}}^1$

素因数の和:1306

約数の個数: 64

約数和(自身を含む): 894566400

約数和(自身を除く): 492340408

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 223, 248, 434, 446, 868, 892, 1039, 1561, 1736, 1784, 2078, 3122, 4156, 6244, 6913, 7273, 8312, 12488, 13826, 14546, 27652, 29092, 32209, 48391, 55304, 58184, 64418, 96782, 128836, 193564, 225463, 231697, 257672, 387128, 450926, 463394, 901852, 926788, 1621879, 1803704, 1853576, 3243758, 6487516, 7182607, 12975032, 14365214, 28730428, 50278249, 57460856, 100556498, 201112996, 402225992]

約数ペア:

[(1, 402225992), (2, 201112996), (4, 100556498), (7, 57460856), (8, 50278249), (14, 28730428), (28, 14365214), (31, 12975032), (56, 7182607), (62, 6487516), (124, 3243758), (217, 1853576), (223, 1803704), (248, 1621879), (434, 926788), (446, 901852), (868, 463394), (892, 450926), (1039, 387128), (1561, 257672), (1736, 231697), (1784, 225463), (2078, 193564), (3122, 128836), (4156, 96782), (6244, 64418), (6913, 58184), (7273, 55304), (8312, 48391), (12488, 32209), (13826, 29092), (14546, 27652)]