258374956

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1511}}^1$

素因数の和:1750

約数の個数: 48

約数和(自身を含む): 536481792

約数和(自身を除く): 278106836

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 197, 217, 394, 434, 788, 868, 1379, 1511, 2758, 3022, 5516, 6044, 6107, 10577, 12214, 21154, 24428, 42308, 42749, 46841, 85498, 93682, 170996, 187364, 297667, 327887, 595334, 655774, 1190668, 1311548, 2083669, 4167338, 8334676, 9227677, 18455354, 36910708, 64593739, 129187478, 258374956]

約数ペア:

[(1, 258374956), (2, 129187478), (4, 64593739), (7, 36910708), (14, 18455354), (28, 9227677), (31, 8334676), (62, 4167338), (124, 2083669), (197, 1311548), (217, 1190668), (394, 655774), (434, 595334), (788, 327887), (868, 297667), (1379, 187364), (1511, 170996), (2758, 93682), (3022, 85498), (5516, 46841), (6044, 42749), (6107, 42308), (10577, 24428), (12214, 21154)]