30490065

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 55935360

約数和(自身を除く): 25445295

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 89, 115, 207, 267, 331, 345, 445, 801, 993, 1035, 1335, 1655, 2047, 2979, 4005, 4965, 6141, 7613, 10235, 14895, 18423, 22839, 29459, 30705, 38065, 68517, 88377, 92115, 114195, 147295, 265131, 342585, 441885, 677557, 1325655, 2032671, 3387785, 6098013, 10163355, 30490065]

約数ペア:

[(1, 30490065), (3, 10163355), (5, 6098013), (9, 3387785), (15, 2032671), (23, 1325655), (45, 677557), (69, 441885), (89, 342585), (115, 265131), (207, 147295), (267, 114195), (331, 92115), (345, 88377), (445, 68517), (801, 38065), (993, 30705), (1035, 29459), (1335, 22839), (1655, 18423), (2047, 14895), (2979, 10235), (4005, 7613), (4965, 6141)]