216851199

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{659}}^1$

素因数の和:955

約数の個数: 32

約数和(自身を含む): 319334400

約数和(自身を除く): 102483201

約数列:

[1, 3, 19, 23, 57, 69, 251, 437, 659, 753, 1311, 1977, 4769, 5773, 12521, 14307, 15157, 17319, 37563, 45471, 109687, 165409, 287983, 329061, 496227, 863949, 3142771, 3804407, 9428313, 11413221, 72283733, 216851199]

約数ペア:

[(1, 216851199), (3, 72283733), (19, 11413221), (23, 9428313), (57, 3804407), (69, 3142771), (251, 863949), (437, 496227), (659, 329061), (753, 287983), (1311, 165409), (1977, 109687), (4769, 45471), (5773, 37563), (12521, 17319), (14307, 15157)]