230281919

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 297676800

約数和(自身を除く): 67394881

約数列:

[1, 7, 19, 31, 49, 79, 101, 133, 217, 553, 589, 707, 931, 1501, 1519, 1919, 2449, 3131, 3871, 4123, 4949, 7979, 10507, 13433, 17143, 21917, 28861, 46531, 55853, 59489, 73549, 94031, 120001, 151601, 153419, 247349, 325717, 390971, 416423, 1061207, 1731443, 2280019, 2914961, 4699631, 7428449, 12120101, 32897417, 230281919]

約数ペア:

[(1, 230281919), (7, 32897417), (19, 12120101), (31, 7428449), (49, 4699631), (79, 2914961), (101, 2280019), (133, 1731443), (217, 1061207), (553, 416423), (589, 390971), (707, 325717), (931, 247349), (1501, 153419), (1519, 151601), (1919, 120001), (2449, 94031), (3131, 73549), (3871, 59489), (4123, 55853), (4949, 46531), (7979, 28861), (10507, 21917), (13433, 17143)]