1328481

素因数分解:

$3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 2515968

約数和(自身を除く): 1187487

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 71, 77, 81, 99, 189, 213, 231, 243, 297, 497, 567, 639, 693, 781, 891, 1491, 1701, 1917, 2079, 2343, 2673, 4473, 5467, 5751, 6237, 7029, 13419, 16401, 17253, 18711, 21087, 40257, 49203, 63261, 120771, 147609, 189783, 442827, 1328481]

約数ペア:

[(1, 1328481), (3, 442827), (7, 189783), (9, 147609), (11, 120771), (21, 63261), (27, 49203), (33, 40257), (63, 21087), (71, 18711), (77, 17253), (81, 16401), (99, 13419), (189, 7029), (213, 6237), (231, 5751), (243, 5467), (297, 4473), (497, 2673), (567, 2343), (639, 2079), (693, 1917), (781, 1701), (891, 1491)]