258944

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^2$

素因数の和:55

約数の個数: 48

約数和(自身を含む): 626280

約数和(自身を除く): 367336

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 272, 289, 448, 476, 544, 578, 896, 952, 1088, 1156, 1904, 2023, 2176, 2312, 3808, 4046, 4624, 7616, 8092, 9248, 15232, 16184, 18496, 32368, 36992, 64736, 129472, 258944]

約数ペア:

[(1, 258944), (2, 129472), (4, 64736), (7, 36992), (8, 32368), (14, 18496), (16, 16184), (17, 15232), (28, 9248), (32, 8092), (34, 7616), (56, 4624), (64, 4046), (68, 3808), (112, 2312), (119, 2176), (128, 2023), (136, 1904), (224, 1156), (238, 1088), (272, 952), (289, 896), (448, 578), (476, 544)]