29975103

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{19477}}^1$

素因数の和:19508

約数の個数: 20

約数和(自身を含む): 47136760

約数和(自身を除く): 17161657

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 19477, 58431, 175293, 370063, 525879, 1110189, 1577637, 3330567, 9991701, 29975103]

約数ペア:

[(1, 29975103), (3, 9991701), (9, 3330567), (19, 1577637), (27, 1110189), (57, 525879), (81, 370063), (171, 175293), (513, 58431), (1539, 19477)]