407179984

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{3917}}^1$

素因数の和:4087

約数の個数: 40

約数和(自身を含む): 808910280

約数和(自身を除く): 401730296

約数列:

[1, 2, 4, 8, 16, 73, 89, 146, 178, 292, 356, 584, 712, 1168, 1424, 3917, 6497, 7834, 12994, 15668, 25988, 31336, 51976, 62672, 103952, 285941, 348613, 571882, 697226, 1143764, 1394452, 2287528, 2788904, 4575056, 5577808, 25448749, 50897498, 101794996, 203589992, 407179984]

約数ペア:

[(1, 407179984), (2, 203589992), (4, 101794996), (8, 50897498), (16, 25448749), (73, 5577808), (89, 4575056), (146, 2788904), (178, 2287528), (292, 1394452), (356, 1143764), (584, 697226), (712, 571882), (1168, 348613), (1424, 285941), (3917, 103952), (6497, 62672), (7834, 51976), (12994, 31336), (15668, 25988)]