31360203

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 80

約数和(自身を含む): 58544640

約数和(自身を除く): 27184437

約数列:

[1, 3, 7, 9, 19, 21, 27, 41, 57, 63, 71, 81, 123, 133, 171, 189, 213, 287, 369, 399, 497, 513, 567, 639, 779, 861, 1107, 1197, 1349, 1491, 1539, 1917, 2337, 2583, 2911, 3321, 3591, 4047, 4473, 5453, 5751, 7011, 7749, 8733, 9443, 10773, 12141, 13419, 16359, 20377, 21033, 23247, 26199, 28329, 36423, 40257, 49077, 55309, 61131, 63099, 78597, 84987, 109269, 147231, 165927, 183393, 235791, 254961, 387163, 441693, 497781, 550179, 764883, 1161489, 1493343, 1650537, 3484467, 4480029, 10453401, 31360203]

約数ペア:

[(1, 31360203), (3, 10453401), (7, 4480029), (9, 3484467), (19, 1650537), (21, 1493343), (27, 1161489), (41, 764883), (57, 550179), (63, 497781), (71, 441693), (81, 387163), (123, 254961), (133, 235791), (171, 183393), (189, 165927), (213, 147231), (287, 109269), (369, 84987), (399, 78597), (497, 63099), (513, 61131), (567, 55309), (639, 49077), (779, 40257), (861, 36423), (1107, 28329), (1197, 26199), (1349, 23247), (1491, 21033), (1539, 20377), (1917, 16359), (2337, 13419), (2583, 12141), (2911, 10773), (3321, 9443), (3591, 8733), (4047, 7749), (4473, 7011), (5453, 5751)]