201420286

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 316483200

約数和(自身を除く): 115062914

約数列:

[1, 2, 47, 73, 94, 146, 149, 197, 298, 394, 3431, 6862, 7003, 9259, 10877, 14006, 14381, 18518, 21754, 28762, 29353, 58706, 511219, 675907, 1022438, 1351814, 1379591, 2142769, 2759182, 4285538, 100710143, 201420286]

約数ペア:

[(1, 201420286), (2, 100710143), (47, 4285538), (73, 2759182), (94, 2142769), (146, 1379591), (149, 1351814), (197, 1022438), (298, 675907), (394, 511219), (3431, 58706), (6862, 29353), (7003, 28762), (9259, 21754), (10877, 18518), (14006, 14381)]