123422222

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 241532928

約数和(自身を除く): 118110706

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 103, 154, 206, 217, 251, 341, 434, 502, 682, 721, 1133, 1442, 1757, 2266, 2387, 2761, 3193, 3514, 4774, 5522, 6386, 7781, 7931, 15562, 15862, 19327, 22351, 25853, 35123, 38654, 44702, 51706, 54467, 70246, 85591, 108934, 171182, 180971, 245861, 284383, 361942, 491722, 568766, 599137, 801443, 1198274, 1602886, 1990681, 3981362, 5610101, 8815873, 11220202, 17631746, 61711111, 123422222]

約数ペア:

[(1, 123422222), (2, 61711111), (7, 17631746), (11, 11220202), (14, 8815873), (22, 5610101), (31, 3981362), (62, 1990681), (77, 1602886), (103, 1198274), (154, 801443), (206, 599137), (217, 568766), (251, 491722), (341, 361942), (434, 284383), (502, 245861), (682, 180971), (721, 171182), (1133, 108934), (1442, 85591), (1757, 70246), (2266, 54467), (2387, 51706), (2761, 44702), (3193, 38654), (3514, 35123), (4774, 25853), (5522, 22351), (6386, 19327), (7781, 15862), (7931, 15562)]