156921977979

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{78894911}}^1$

素因数の和:78894947

約数の個数: 24

約数和(自身を含む): 258459731712

約数和(自身を除く): 101537753733

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 78894911, 236684733, 710054199, 1025633843, 1341213487, 3076901529, 4023640461, 9230704587, 12070921383, 17435775331, 52307325993, 156921977979]

約数ペア:

[(1, 156921977979), (3, 52307325993), (9, 17435775331), (13, 12070921383), (17, 9230704587), (39, 4023640461), (51, 3076901529), (117, 1341213487), (153, 1025633843), (221, 710054199), (663, 236684733), (1989, 78894911)]