23473515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 43860096

約数和(自身を除く): 20386581

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 73, 85, 97, 195, 219, 221, 255, 291, 365, 485, 663, 949, 1095, 1105, 1241, 1261, 1455, 1649, 2847, 3315, 3723, 3783, 4745, 4947, 6205, 6305, 7081, 8245, 14235, 16133, 18615, 18915, 21243, 21437, 24735, 35405, 48399, 64311, 80665, 92053, 106215, 107185, 120377, 241995, 276159, 321555, 361131, 460265, 601885, 1380795, 1564901, 1805655, 4694703, 7824505, 23473515]

約数ペア:

[(1, 23473515), (3, 7824505), (5, 4694703), (13, 1805655), (15, 1564901), (17, 1380795), (39, 601885), (51, 460265), (65, 361131), (73, 321555), (85, 276159), (97, 241995), (195, 120377), (219, 107185), (221, 106215), (255, 92053), (291, 80665), (365, 64311), (485, 48399), (663, 35405), (949, 24735), (1095, 21437), (1105, 21243), (1241, 18915), (1261, 18615), (1455, 16133), (1649, 14235), (2847, 8245), (3315, 7081), (3723, 6305), (3783, 6205), (4745, 4947)]