131862724

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 280528920

約数和(自身を除く): 148666196

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 61, 82, 98, 122, 164, 196, 244, 269, 287, 427, 538, 574, 854, 1076, 1148, 1708, 1883, 2009, 2501, 2989, 3766, 4018, 5002, 5978, 7532, 8036, 10004, 11029, 11956, 13181, 16409, 17507, 22058, 26362, 32818, 35014, 44116, 52724, 65636, 70028, 77203, 114863, 122549, 154406, 229726, 245098, 308812, 459452, 490196, 540421, 672769, 804041, 1080842, 1345538, 1608082, 2161684, 2691076, 3216164, 4709383, 9418766, 18837532, 32965681, 65931362, 131862724]

約数ペア:

[(1, 131862724), (2, 65931362), (4, 32965681), (7, 18837532), (14, 9418766), (28, 4709383), (41, 3216164), (49, 2691076), (61, 2161684), (82, 1608082), (98, 1345538), (122, 1080842), (164, 804041), (196, 672769), (244, 540421), (269, 490196), (287, 459452), (427, 308812), (538, 245098), (574, 229726), (854, 154406), (1076, 122549), (1148, 114863), (1708, 77203), (1883, 70028), (2009, 65636), (2501, 52724), (2989, 44116), (3766, 35014), (4018, 32818), (5002, 26362), (5978, 22058), (7532, 17507), (8036, 16409), (10004, 13181), (11029, 11956)]