1922781

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 32

約数和(自身を含む): 3174400

約数和(自身を除く): 1251619

約数列:

[1, 3, 7, 19, 21, 57, 61, 79, 133, 183, 237, 399, 427, 553, 1159, 1281, 1501, 1659, 3477, 4503, 4819, 8113, 10507, 14457, 24339, 31521, 33733, 91561, 101199, 274683, 640927, 1922781]

約数ペア:

[(1, 1922781), (3, 640927), (7, 274683), (19, 101199), (21, 91561), (57, 33733), (61, 31521), (79, 24339), (133, 14457), (183, 10507), (237, 8113), (399, 4819), (427, 4503), (553, 3477), (1159, 1659), (1281, 1501)]