128894528

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9281}}^1$

素因数の和:9331

約数の個数: 56

約数和(自身を含む): 301776384

約数和(自身を除く): 172881856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 9281, 13888, 18562, 37124, 64967, 74248, 129934, 148496, 259868, 287711, 296992, 519736, 575422, 593984, 1039472, 1150844, 2013977, 2078944, 2301688, 4027954, 4157888, 4603376, 8055908, 9206752, 16111816, 18413504, 32223632, 64447264, 128894528]

約数ペア:

[(1, 128894528), (2, 64447264), (4, 32223632), (7, 18413504), (8, 16111816), (14, 9206752), (16, 8055908), (28, 4603376), (31, 4157888), (32, 4027954), (56, 2301688), (62, 2078944), (64, 2013977), (112, 1150844), (124, 1039472), (217, 593984), (224, 575422), (248, 519736), (434, 296992), (448, 287711), (496, 259868), (868, 148496), (992, 129934), (1736, 74248), (1984, 64967), (3472, 37124), (6944, 18562), (9281, 13888)]