31321004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3221}}^1$

素因数の和:3266

約数の個数: 48

約数和(自身を含む): 68203296

約数和(自身を除く): 36882292

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 2431, 3221, 4862, 6442, 9724, 12884, 35431, 41873, 54757, 70862, 83746, 109514, 141724, 167492, 219028, 460603, 602327, 711841, 921206, 1204654, 1423682, 1842412, 2409308, 2847364, 7830251, 15660502, 31321004]

約数ペア:

[(1, 31321004), (2, 15660502), (4, 7830251), (11, 2847364), (13, 2409308), (17, 1842412), (22, 1423682), (26, 1204654), (34, 921206), (44, 711841), (52, 602327), (68, 460603), (143, 219028), (187, 167492), (221, 141724), (286, 109514), (374, 83746), (442, 70862), (572, 54757), (748, 41873), (884, 35431), (2431, 12884), (3221, 9724), (4862, 6442)]