213947248

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{499}}^1$

素因数の和:845

約数の個数: 40

約数和(自身を含む): 420608000

約数和(自身を除く): 206660752

約数列:

[1, 2, 4, 8, 16, 127, 211, 254, 422, 499, 508, 844, 998, 1016, 1688, 1996, 2032, 3376, 3992, 7984, 26797, 53594, 63373, 105289, 107188, 126746, 210578, 214376, 253492, 421156, 428752, 506984, 842312, 1013968, 1684624, 13371703, 26743406, 53486812, 106973624, 213947248]

約数ペア:

[(1, 213947248), (2, 106973624), (4, 53486812), (8, 26743406), (16, 13371703), (127, 1684624), (211, 1013968), (254, 842312), (422, 506984), (499, 428752), (508, 421156), (844, 253492), (998, 214376), (1016, 210578), (1688, 126746), (1996, 107188), (2032, 105289), (3376, 63373), (3992, 53594), (7984, 26797)]