71894404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{691}}^1$

素因数の和:788

約数の個数: 36

約数和(自身を含む): 136310160

約数和(自身を除く): 64415756

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 691, 703, 1369, 1382, 1406, 2738, 2764, 2812, 5476, 13129, 25567, 26011, 26258, 51134, 52022, 52516, 102268, 104044, 485773, 945979, 971546, 1891958, 1943092, 3783916, 17973601, 35947202, 71894404]

約数ペア:

[(1, 71894404), (2, 35947202), (4, 17973601), (19, 3783916), (37, 1943092), (38, 1891958), (74, 971546), (76, 945979), (148, 485773), (691, 104044), (703, 102268), (1369, 52516), (1382, 52022), (1406, 51134), (2738, 26258), (2764, 26011), (2812, 25567), (5476, 13129)]