158563972

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 322882560

約数和(自身を除く): 164318588

約数列:

[1, 2, 4, 7, 14, 28, 131, 139, 262, 278, 311, 524, 556, 622, 917, 973, 1244, 1834, 1946, 2177, 3668, 3892, 4354, 8708, 18209, 36418, 40741, 43229, 72836, 81482, 86458, 127463, 162964, 172916, 254926, 285187, 302603, 509852, 570374, 605206, 1140748, 1210412, 5662999, 11325998, 22651996, 39640993, 79281986, 158563972]

約数ペア:

[(1, 158563972), (2, 79281986), (4, 39640993), (7, 22651996), (14, 11325998), (28, 5662999), (131, 1210412), (139, 1140748), (262, 605206), (278, 570374), (311, 509852), (524, 302603), (556, 285187), (622, 254926), (917, 172916), (973, 162964), (1244, 127463), (1834, 86458), (1946, 81482), (2177, 72836), (3668, 43229), (3892, 40741), (4354, 36418), (8708, 18209)]