488721896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{15307}}^1$

素因数の和:15633

約数の個数: 32

約数和(自身を含む): 990121440

約数和(自身を除く): 501399544

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 307, 614, 1228, 2456, 3991, 7982, 15307, 15964, 30614, 31928, 61228, 122456, 198991, 397982, 795964, 1591928, 4699249, 9398498, 18796996, 37593992, 61090237, 122180474, 244360948, 488721896]

約数ペア:

[(1, 488721896), (2, 244360948), (4, 122180474), (8, 61090237), (13, 37593992), (26, 18796996), (52, 9398498), (104, 4699249), (307, 1591928), (614, 795964), (1228, 397982), (2456, 198991), (3991, 122456), (7982, 61228), (15307, 31928), (15964, 30614)]