206875977

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8867}}^1$

素因数の和:8989

約数の個数: 32

約数和(自身を含む): 347341824

約数和(自身を除く): 140465847

約数列:

[1, 3, 7, 11, 21, 33, 77, 101, 231, 303, 707, 1111, 2121, 3333, 7777, 8867, 23331, 26601, 62069, 97537, 186207, 292611, 682759, 895567, 2048277, 2686701, 6268969, 9851237, 18806907, 29553711, 68958659, 206875977]

約数ペア:

[(1, 206875977), (3, 68958659), (7, 29553711), (11, 18806907), (21, 9851237), (33, 6268969), (77, 2686701), (101, 2048277), (231, 895567), (303, 682759), (707, 292611), (1111, 186207), (2121, 97537), (3333, 62069), (7777, 26601), (8867, 23331)]