221888212

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{3607}}^1$

素因数の和:3657

約数の個数: 48

約数和(自身を含む): 480874240

約数和(自身を除く): 258986028

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2197, 2366, 3607, 4394, 4732, 7214, 8788, 14428, 15379, 25249, 30758, 46891, 50498, 61516, 93782, 100996, 187564, 328237, 609583, 656474, 1219166, 1312948, 2438332, 4267081, 7924579, 8534162, 15849158, 17068324, 31698316, 55472053, 110944106, 221888212]

約数ペア:

[(1, 221888212), (2, 110944106), (4, 55472053), (7, 31698316), (13, 17068324), (14, 15849158), (26, 8534162), (28, 7924579), (52, 4267081), (91, 2438332), (169, 1312948), (182, 1219166), (338, 656474), (364, 609583), (676, 328237), (1183, 187564), (2197, 100996), (2366, 93782), (3607, 61516), (4394, 50498), (4732, 46891), (7214, 30758), (8788, 25249), (14428, 15379)]