127680273

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16477}}^1$

素因数の和:16534

約数の個数: 32

約数和(自身を含む): 221464320

約数和(自身を除く): 93784047

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2583, 7749, 16477, 49431, 115339, 148293, 346017, 444879, 675557, 1038051, 2026671, 3114153, 4728899, 6080013, 14186697, 18240039, 42560091, 127680273]

約数ペア:

[(1, 127680273), (3, 42560091), (7, 18240039), (9, 14186697), (21, 6080013), (27, 4728899), (41, 3114153), (63, 2026671), (123, 1038051), (189, 675557), (287, 444879), (369, 346017), (861, 148293), (1107, 115339), (2583, 49431), (7749, 16477)]