187816209

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{4603}}^1$

素因数の和:4709

約数の個数: 32

約数和(自身を含む): 300549120

約数和(自身を除く): 112732911

約数列:

[1, 3, 7, 21, 29, 67, 87, 201, 203, 469, 609, 1407, 1943, 4603, 5829, 13601, 13809, 32221, 40803, 96663, 133487, 308401, 400461, 925203, 934409, 2158807, 2803227, 6476421, 8943629, 26830887, 62605403, 187816209]

約数ペア:

[(1, 187816209), (3, 62605403), (7, 26830887), (21, 8943629), (29, 6476421), (67, 2803227), (87, 2158807), (201, 934409), (203, 925203), (469, 400461), (609, 308401), (1407, 133487), (1943, 96663), (4603, 40803), (5829, 32221), (13601, 13809)]