305500239

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1097}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 503586720

約数和(自身を除く): 198086481

約数列:

[1, 3, 9, 11, 29, 33, 87, 97, 99, 261, 291, 319, 873, 957, 1067, 1097, 2813, 2871, 3201, 3291, 8439, 9603, 9873, 12067, 25317, 30943, 31813, 36201, 92829, 95439, 106409, 108603, 278487, 286317, 319227, 349943, 957681, 1049829, 1170499, 3085861, 3149487, 3511497, 9257583, 10534491, 27772749, 33944471, 101833413, 305500239]

約数ペア:

[(1, 305500239), (3, 101833413), (9, 33944471), (11, 27772749), (29, 10534491), (33, 9257583), (87, 3511497), (97, 3149487), (99, 3085861), (261, 1170499), (291, 1049829), (319, 957681), (873, 349943), (957, 319227), (1067, 286317), (1097, 278487), (2813, 108603), (2871, 106409), (3201, 95439), (3291, 92829), (8439, 36201), (9603, 31813), (9873, 30943), (12067, 25317)]