81436236

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{138497}}^1$

素因数の和:138518

約数の個数: 36

約数和(自身を含む): 221042808

約数和(自身を除く): 139606572

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 138497, 276994, 415491, 553988, 830982, 969479, 1661964, 1938958, 2908437, 3877916, 5816874, 6786353, 11633748, 13572706, 20359059, 27145412, 40718118, 81436236]

約数ペア:

[(1, 81436236), (2, 40718118), (3, 27145412), (4, 20359059), (6, 13572706), (7, 11633748), (12, 6786353), (14, 5816874), (21, 3877916), (28, 2908437), (42, 1938958), (49, 1661964), (84, 969479), (98, 830982), (147, 553988), (196, 415491), (294, 276994), (588, 138497)]