64444989

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 105356160

約数和(自身を除く): 40911171

約数列:

[1, 3, 7, 21, 29, 41, 87, 89, 123, 203, 267, 287, 609, 623, 841, 861, 1189, 1869, 2523, 2581, 3567, 3649, 5887, 7743, 8323, 10947, 17661, 18067, 24969, 25543, 34481, 54201, 74849, 76629, 103443, 105821, 224547, 241367, 317463, 523943, 724101, 740747, 1571829, 2222241, 3068809, 9206427, 21481663, 64444989]

約数ペア:

[(1, 64444989), (3, 21481663), (7, 9206427), (21, 3068809), (29, 2222241), (41, 1571829), (87, 740747), (89, 724101), (123, 523943), (203, 317463), (267, 241367), (287, 224547), (609, 105821), (623, 103443), (841, 76629), (861, 74849), (1189, 54201), (1869, 34481), (2523, 25543), (2581, 24969), (3567, 18067), (3649, 17661), (5887, 10947), (7743, 8323)]