217594728

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{77491}}^1$

素因数の和:77519

約数の個数: 64

約数和(自身を含む): 650932800

約数和(自身を除く): 433338072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 77491, 154982, 232473, 309964, 464946, 619928, 697419, 929892, 1007383, 1394838, 1859784, 2014766, 2092257, 2789676, 3022149, 4029532, 4184514, 5579352, 6044298, 8059064, 8369028, 9066447, 12088596, 16738056, 18132894, 24177192, 27199341, 36265788, 54398682, 72531576, 108797364, 217594728]

約数ペア:

[(1, 217594728), (2, 108797364), (3, 72531576), (4, 54398682), (6, 36265788), (8, 27199341), (9, 24177192), (12, 18132894), (13, 16738056), (18, 12088596), (24, 9066447), (26, 8369028), (27, 8059064), (36, 6044298), (39, 5579352), (52, 4184514), (54, 4029532), (72, 3022149), (78, 2789676), (104, 2092257), (108, 2014766), (117, 1859784), (156, 1394838), (216, 1007383), (234, 929892), (312, 697419), (351, 619928), (468, 464946), (702, 309964), (936, 232473), (1404, 154982), (2808, 77491)]