71213068

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{61603}}^1$

素因数の和:61641

約数の個数: 18

約数和(自身を含む): 132386996

約数和(自身を除く): 61173928

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 61603, 123206, 246412, 1047251, 2094502, 4189004, 17803267, 35606534, 71213068]

約数ペア:

[(1, 71213068), (2, 35606534), (4, 17803267), (17, 4189004), (34, 2094502), (68, 1047251), (289, 246412), (578, 123206), (1156, 61603)]