217845639

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{3203}}^1$

素因数の和:3452

約数の個数: 32

約数和(自身を含む): 353721600

約数和(自身を除く): 135875961

約数列:

[1, 3, 9, 11, 27, 33, 99, 229, 297, 687, 2061, 2519, 3203, 6183, 7557, 9609, 22671, 28827, 35233, 68013, 86481, 105699, 317097, 733487, 951291, 2200461, 6601383, 8068357, 19804149, 24205071, 72615213, 217845639]

約数ペア:

[(1, 217845639), (3, 72615213), (9, 24205071), (11, 19804149), (27, 8068357), (33, 6601383), (99, 2200461), (229, 951291), (297, 733487), (687, 317097), (2061, 105699), (2519, 86481), (3203, 68013), (6183, 35233), (7557, 28827), (9609, 22671)]