222533415

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20021}}^1$

素因数の和:20064

約数の個数: 48

約数和(自身を含む): 437280480

約数和(自身を除く): 214747065

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 3705, 11115, 20021, 60063, 100105, 180189, 260273, 300315, 380399, 780819, 900945, 1141197, 1301365, 1901995, 2342457, 3423591, 3904095, 4945187, 5705985, 11712285, 14835561, 17117955, 24725935, 44506683, 74177805, 222533415]

約数ペア:

[(1, 222533415), (3, 74177805), (5, 44506683), (9, 24725935), (13, 17117955), (15, 14835561), (19, 11712285), (39, 5705985), (45, 4945187), (57, 3904095), (65, 3423591), (95, 2342457), (117, 1901995), (171, 1301365), (195, 1141197), (247, 900945), (285, 780819), (585, 380399), (741, 300315), (855, 260273), (1235, 180189), (2223, 100105), (3705, 60063), (11115, 20021)]