233886255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 401172864

約数和(自身を除く): 167286609

約数列:

[1, 3, 5, 15, 17, 51, 85, 163, 255, 289, 331, 489, 815, 867, 993, 1445, 1655, 2445, 2771, 4335, 4965, 5627, 8313, 13855, 16881, 28135, 41565, 47107, 53953, 84405, 95659, 141321, 161859, 235535, 269765, 286977, 478295, 706605, 809295, 917201, 1434885, 2751603, 4586005, 13758015, 15592417, 46777251, 77962085, 233886255]

約数ペア:

[(1, 233886255), (3, 77962085), (5, 46777251), (15, 15592417), (17, 13758015), (51, 4586005), (85, 2751603), (163, 1434885), (255, 917201), (289, 809295), (331, 706605), (489, 478295), (815, 286977), (867, 269765), (993, 235535), (1445, 161859), (1655, 141321), (2445, 95659), (2771, 84405), (4335, 53953), (4965, 47107), (5627, 41565), (8313, 28135), (13855, 16881)]