218989854

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{1723}}^1$

素因数の和:2061

約数の個数: 48

約数和(自身を含む): 497008512

約数和(自身を除く): 278018658

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 307, 414, 614, 921, 1723, 1842, 2763, 3446, 5169, 5526, 7061, 10338, 14122, 15507, 21183, 31014, 39629, 42366, 63549, 79258, 118887, 127098, 237774, 356661, 528961, 713322, 1057922, 1586883, 3173766, 4760649, 9521298, 12166103, 24332206, 36498309, 72996618, 109494927, 218989854]

約数ペア:

[(1, 218989854), (2, 109494927), (3, 72996618), (6, 36498309), (9, 24332206), (18, 12166103), (23, 9521298), (46, 4760649), (69, 3173766), (138, 1586883), (207, 1057922), (307, 713322), (414, 528961), (614, 356661), (921, 237774), (1723, 127098), (1842, 118887), (2763, 79258), (3446, 63549), (5169, 42366), (5526, 39629), (7061, 31014), (10338, 21183), (14122, 15507)]