193739511

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{293}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 317689344

約数和(自身を除く): 123949833

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 293, 483, 777, 851, 879, 1369, 2051, 2553, 4107, 5957, 6153, 6739, 9583, 10841, 17871, 20217, 28749, 31487, 32523, 47173, 75887, 94461, 141519, 220409, 227661, 249343, 401117, 661227, 748029, 1203351, 1745401, 2807819, 5236203, 8423457, 9225691, 27677073, 64579837, 193739511]

約数ペア:

[(1, 193739511), (3, 64579837), (7, 27677073), (21, 9225691), (23, 8423457), (37, 5236203), (69, 2807819), (111, 1745401), (161, 1203351), (259, 748029), (293, 661227), (483, 401117), (777, 249343), (851, 227661), (879, 220409), (1369, 141519), (2051, 94461), (2553, 75887), (4107, 47173), (5957, 32523), (6153, 31487), (6739, 28749), (9583, 20217), (10841, 17871)]