27978626

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 49014720

約数和(自身を除く): 21036094

約数列:

[1, 2, 13, 23, 26, 46, 59, 61, 118, 122, 169, 299, 338, 598, 767, 793, 1357, 1403, 1534, 1586, 2714, 2806, 3599, 3887, 7198, 7774, 9971, 10309, 17641, 18239, 19942, 20618, 35282, 36478, 46787, 82777, 93574, 165554, 229333, 237107, 458666, 474214, 608231, 1076101, 1216462, 2152202, 13989313, 27978626]

約数ペア:

[(1, 27978626), (2, 13989313), (13, 2152202), (23, 1216462), (26, 1076101), (46, 608231), (59, 474214), (61, 458666), (118, 237107), (122, 229333), (169, 165554), (299, 93574), (338, 82777), (598, 46787), (767, 36478), (793, 35282), (1357, 20618), (1403, 19942), (1534, 18239), (1586, 17641), (2714, 10309), (2806, 9971), (3599, 7774), (3887, 7198)]