648393928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{7013}}^1$

素因数の和:7166

約数の個数: 64

約数和(自身を含む): 1508290560

約数和(自身を除く): 859896632

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 127, 182, 254, 364, 508, 728, 889, 1016, 1651, 1778, 3302, 3556, 6604, 7013, 7112, 11557, 13208, 14026, 23114, 28052, 46228, 49091, 56104, 91169, 92456, 98182, 182338, 196364, 364676, 392728, 638183, 729352, 890651, 1276366, 1781302, 2552732, 3562604, 5105464, 6234557, 7125208, 11578463, 12469114, 23156926, 24938228, 46313852, 49876456, 81049241, 92627704, 162098482, 324196964, 648393928]

約数ペア:

[(1, 648393928), (2, 324196964), (4, 162098482), (7, 92627704), (8, 81049241), (13, 49876456), (14, 46313852), (26, 24938228), (28, 23156926), (52, 12469114), (56, 11578463), (91, 7125208), (104, 6234557), (127, 5105464), (182, 3562604), (254, 2552732), (364, 1781302), (508, 1276366), (728, 890651), (889, 729352), (1016, 638183), (1651, 392728), (1778, 364676), (3302, 196364), (3556, 182338), (6604, 98182), (7013, 92456), (7112, 91169), (11557, 56104), (13208, 49091), (14026, 46228), (23114, 28052)]