9701979

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 15552000

約数和(自身を除く): 5850021

約数列:

[1, 3, 7, 21, 29, 87, 89, 179, 203, 267, 537, 609, 623, 1253, 1869, 2581, 3759, 5191, 7743, 15573, 15931, 18067, 36337, 47793, 54201, 109011, 111517, 334551, 461999, 1385997, 3233993, 9701979]

約数ペア:

[(1, 9701979), (3, 3233993), (7, 1385997), (21, 461999), (29, 334551), (87, 111517), (89, 109011), (179, 54201), (203, 47793), (267, 36337), (537, 18067), (609, 15931), (623, 15573), (1253, 7743), (1869, 5191), (2581, 3759)]