228690007

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 304695552

約数和(自身を除く): 76005545

約数列:

[1, 7, 13, 31, 37, 49, 91, 217, 259, 313, 403, 481, 637, 1147, 1519, 1813, 2191, 2821, 3367, 4069, 8029, 9703, 11581, 14911, 15337, 19747, 23569, 28483, 56203, 67921, 81067, 104377, 126139, 150553, 199381, 359011, 475447, 567469, 730639, 882973, 1053871, 2513077, 4667143, 6180811, 7377097, 17591539, 32670001, 228690007]

約数ペア:

[(1, 228690007), (7, 32670001), (13, 17591539), (31, 7377097), (37, 6180811), (49, 4667143), (91, 2513077), (217, 1053871), (259, 882973), (313, 730639), (403, 567469), (481, 475447), (637, 359011), (1147, 199381), (1519, 150553), (1813, 126139), (2191, 104377), (2821, 81067), (3367, 67921), (4069, 56203), (8029, 28483), (9703, 23569), (11581, 19747), (14911, 15337)]