217089964

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{3529}}^1$

素因数の和:3579

約数の個数: 48

約数和(自身を含む): 470478400

約数和(自身を除く): 253388436

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2197, 2366, 3529, 4394, 4732, 7058, 8788, 14116, 15379, 24703, 30758, 45877, 49406, 61516, 91754, 98812, 183508, 321139, 596401, 642278, 1192802, 1284556, 2385604, 4174807, 7753213, 8349614, 15506426, 16699228, 31012852, 54272491, 108544982, 217089964]

約数ペア:

[(1, 217089964), (2, 108544982), (4, 54272491), (7, 31012852), (13, 16699228), (14, 15506426), (26, 8349614), (28, 7753213), (52, 4174807), (91, 2385604), (169, 1284556), (182, 1192802), (338, 642278), (364, 596401), (676, 321139), (1183, 183508), (2197, 98812), (2366, 91754), (3529, 61516), (4394, 49406), (4732, 45877), (7058, 30758), (8788, 24703), (14116, 15379)]