221479792

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{5557}}^1$

素因数の和:5665

約数の個数: 40

約数和(自身を含む): 446596416

約数和(自身を除く): 225116624

約数列:

[1, 2, 4, 8, 16, 47, 53, 94, 106, 188, 212, 376, 424, 752, 848, 2491, 4982, 5557, 9964, 11114, 19928, 22228, 39856, 44456, 88912, 261179, 294521, 522358, 589042, 1044716, 1178084, 2089432, 2356168, 4178864, 4712336, 13842487, 27684974, 55369948, 110739896, 221479792]

約数ペア:

[(1, 221479792), (2, 110739896), (4, 55369948), (8, 27684974), (16, 13842487), (47, 4712336), (53, 4178864), (94, 2356168), (106, 2089432), (188, 1178084), (212, 1044716), (376, 589042), (424, 522358), (752, 294521), (848, 261179), (2491, 88912), (4982, 44456), (5557, 39856), (9964, 22228), (11114, 19928)]