265218398

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{269}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 419904000

約数和(自身を除く): 154685602

約数列:

[1, 2, 29, 58, 89, 178, 191, 269, 382, 538, 2581, 5162, 5539, 7801, 11078, 15602, 16999, 23941, 33998, 47882, 51379, 102758, 492971, 694289, 985942, 1388578, 1489991, 2979982, 4572731, 9145462, 132609199, 265218398]

約数ペア:

[(1, 265218398), (2, 132609199), (29, 9145462), (58, 4572731), (89, 2979982), (178, 1489991), (191, 1388578), (269, 985942), (382, 694289), (538, 492971), (2581, 102758), (5162, 51379), (5539, 47882), (7801, 33998), (11078, 23941), (15602, 16999)]