221062203

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{907}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 356952960

約数和(自身を除く): 135890757

約数列:

[1, 3, 9, 17, 27, 51, 59, 81, 153, 177, 243, 459, 531, 907, 1003, 1377, 1593, 2721, 3009, 4131, 4779, 8163, 9027, 14337, 15419, 24489, 27081, 46257, 53513, 73467, 81243, 138771, 160539, 220401, 243729, 416313, 481617, 909721, 1248939, 1444851, 2729163, 3746817, 4334553, 8187489, 13003659, 24562467, 73687401, 221062203]

約数ペア:

[(1, 221062203), (3, 73687401), (9, 24562467), (17, 13003659), (27, 8187489), (51, 4334553), (59, 3746817), (81, 2729163), (153, 1444851), (177, 1248939), (243, 909721), (459, 481617), (531, 416313), (907, 243729), (1003, 220401), (1377, 160539), (1593, 138771), (2721, 81243), (3009, 73467), (4131, 53513), (4779, 46257), (8163, 27081), (9027, 24489), (14337, 15419)]