215895904

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{31091}}^1$

素因数の和:31139

約数の個数: 48

約数和(自身を含む): 501451776

約数和(自身を除く): 285555872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 31091, 62182, 124364, 217637, 248728, 435274, 497456, 870548, 963821, 994912, 1741096, 1927642, 3482192, 3855284, 6746747, 6964384, 7710568, 13493494, 15421136, 26986988, 30842272, 53973976, 107947952, 215895904]

約数ペア:

[(1, 215895904), (2, 107947952), (4, 53973976), (7, 30842272), (8, 26986988), (14, 15421136), (16, 13493494), (28, 7710568), (31, 6964384), (32, 6746747), (56, 3855284), (62, 3482192), (112, 1927642), (124, 1741096), (217, 994912), (224, 963821), (248, 870548), (434, 497456), (496, 435274), (868, 248728), (992, 217637), (1736, 124364), (3472, 62182), (6944, 31091)]