71228996

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{1997}}^1$

素因数の和:2279

約数の個数: 24

約数和(自身を含む): 128615256

約数和(自身を除く): 57386260

約数列:

[1, 2, 4, 37, 74, 148, 241, 482, 964, 1997, 3994, 7988, 8917, 17834, 35668, 73889, 147778, 295556, 481277, 962554, 1925108, 17807249, 35614498, 71228996]

約数ペア:

[(1, 71228996), (2, 35614498), (4, 17807249), (37, 1925108), (74, 962554), (148, 481277), (241, 295556), (482, 147778), (964, 73889), (1997, 35668), (3994, 17834), (7988, 8917)]