289432

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:64

約数の個数: 48

約数和(自身を含む): 670320

約数和(自身を除く): 380888

約数列:

[1, 2, 4, 8, 11, 13, 22, 23, 26, 44, 46, 52, 88, 92, 104, 121, 143, 184, 242, 253, 286, 299, 484, 506, 572, 598, 968, 1012, 1144, 1196, 1573, 2024, 2392, 2783, 3146, 3289, 5566, 6292, 6578, 11132, 12584, 13156, 22264, 26312, 36179, 72358, 144716, 289432]

約数ペア:

[(1, 289432), (2, 144716), (4, 72358), (8, 36179), (11, 26312), (13, 22264), (22, 13156), (23, 12584), (26, 11132), (44, 6578), (46, 6292), (52, 5566), (88, 3289), (92, 3146), (104, 2783), (121, 2392), (143, 2024), (184, 1573), (242, 1196), (253, 1144), (286, 1012), (299, 968), (484, 598), (506, 572)]