315064984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{34039}}^1$

素因数の和:34147

約数の個数: 32

約数和(自身を含む): 643356000

約数和(自身を除く): 328291016

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 9256, 34039, 68078, 136156, 272312, 442507, 885014, 1770028, 3029471, 3540056, 6058942, 12117884, 24235768, 39383123, 78766246, 157532492, 315064984]

約数ペア:

[(1, 315064984), (2, 157532492), (4, 78766246), (8, 39383123), (13, 24235768), (26, 12117884), (52, 6058942), (89, 3540056), (104, 3029471), (178, 1770028), (356, 885014), (712, 442507), (1157, 272312), (2314, 136156), (4628, 68078), (9256, 34039)]