28088528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1627}}^1$

素因数の和:1731

約数の個数: 40

約数和(自身を含む): 59350368

約数和(自身を除く): 31261840

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 1627, 2158, 3254, 4316, 6508, 8632, 13016, 17264, 21151, 26032, 42302, 84604, 135041, 169208, 270082, 338416, 540164, 1080328, 1755533, 2160656, 3511066, 7022132, 14044264, 28088528]

約数ペア:

[(1, 28088528), (2, 14044264), (4, 7022132), (8, 3511066), (13, 2160656), (16, 1755533), (26, 1080328), (52, 540164), (83, 338416), (104, 270082), (166, 169208), (208, 135041), (332, 84604), (664, 42302), (1079, 26032), (1328, 21151), (1627, 17264), (2158, 13016), (3254, 8632), (4316, 6508)]