90300749

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61723}}^1$

素因数の和:61760

約数の個数: 16

約数和(自身を含む): 118510080

約数和(自身を除く): 28209331

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 61723, 432061, 678953, 1172737, 4752671, 8209159, 12900107, 90300749]

約数ペア:

[(1, 90300749), (7, 12900107), (11, 8209159), (19, 4752671), (77, 1172737), (133, 678953), (209, 432061), (1463, 61723)]