87380176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{420097}}^1$

素因数の和:420118

約数の個数: 20

約数和(自身を含む): 182322532

約数和(自身を除く): 94942356

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 420097, 840194, 1680388, 3360776, 5461261, 6721552, 10922522, 21845044, 43690088, 87380176]

約数ペア:

[(1, 87380176), (2, 43690088), (4, 21845044), (8, 10922522), (13, 6721552), (16, 5461261), (26, 3360776), (52, 1680388), (104, 840194), (208, 420097)]