68730207

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{929}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 113326080

約数和(自身を除く): 44595873

約数列:

[1, 3, 7, 13, 21, 39, 91, 271, 273, 813, 929, 1897, 2787, 3523, 5691, 6503, 10569, 12077, 19509, 24661, 36231, 73983, 84539, 251759, 253617, 755277, 1762313, 3272867, 5286939, 9818601, 22910069, 68730207]

約数ペア:

[(1, 68730207), (3, 22910069), (7, 9818601), (13, 5286939), (21, 3272867), (39, 1762313), (91, 755277), (271, 253617), (273, 251759), (813, 84539), (929, 73983), (1897, 36231), (2787, 24661), (3523, 19509), (5691, 12077), (6503, 10569)]