888980379

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{19717}}^1$

素因数の和:19859

約数の個数: 32

約数和(自身を含む): 1438625280

約数和(自身を除く): 549644901

約数列:

[1, 3, 7, 19, 21, 57, 113, 133, 339, 399, 791, 2147, 2373, 6441, 15029, 19717, 45087, 59151, 138019, 374623, 414057, 1123869, 2228021, 2622361, 6684063, 7867083, 15596147, 42332399, 46788441, 126997197, 296326793, 888980379]

約数ペア:

[(1, 888980379), (3, 296326793), (7, 126997197), (19, 46788441), (21, 42332399), (57, 15596147), (113, 7867083), (133, 6684063), (339, 2622361), (399, 2228021), (791, 1123869), (2147, 414057), (2373, 374623), (6441, 138019), (15029, 59151), (19717, 45087)]