689476736

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{31873}}^1$

素因数の和:31913

約数の個数: 48

約数和(自身を含む): 1487400210

約数和(自身を除く): 797923474

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 338, 416, 676, 832, 1352, 1664, 2704, 5408, 10816, 21632, 31873, 63746, 127492, 254984, 414349, 509968, 828698, 1019936, 1657396, 2039872, 3314792, 4079744, 5386537, 6629584, 10773074, 13259168, 21546148, 26518336, 43092296, 53036672, 86184592, 172369184, 344738368, 689476736]

約数ペア:

[(1, 689476736), (2, 344738368), (4, 172369184), (8, 86184592), (13, 53036672), (16, 43092296), (26, 26518336), (32, 21546148), (52, 13259168), (64, 10773074), (104, 6629584), (128, 5386537), (169, 4079744), (208, 3314792), (338, 2039872), (416, 1657396), (676, 1019936), (832, 828698), (1352, 509968), (1664, 414349), (2704, 254984), (5408, 127492), (10816, 63746), (21632, 31873)]