197209166

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 385413120

約数和(自身を除く): 188203954

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 101, 154, 202, 217, 341, 409, 434, 682, 707, 818, 1111, 1414, 2222, 2387, 2863, 3131, 4499, 4774, 5726, 6262, 7777, 8998, 12679, 15554, 21917, 25358, 31493, 34441, 41309, 43834, 62986, 68882, 82618, 88753, 139469, 177506, 241087, 278938, 289163, 454399, 482174, 578326, 908798, 976283, 1280579, 1952566, 2561158, 3180793, 6361586, 8964053, 14086369, 17928106, 28172738, 98604583, 197209166]

約数ペア:

[(1, 197209166), (2, 98604583), (7, 28172738), (11, 17928106), (14, 14086369), (22, 8964053), (31, 6361586), (62, 3180793), (77, 2561158), (101, 1952566), (154, 1280579), (202, 976283), (217, 908798), (341, 578326), (409, 482174), (434, 454399), (682, 289163), (707, 278938), (818, 241087), (1111, 177506), (1414, 139469), (2222, 88753), (2387, 82618), (2863, 68882), (3131, 62986), (4499, 43834), (4774, 41309), (5726, 34441), (6262, 31493), (7777, 25358), (8998, 21917), (12679, 15554)]