123784208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{5483}}^1$

素因数の和:5591

約数の個数: 40

約数和(自身を含む): 257046048

約数和(自身を除く): 133261840

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 83, 136, 166, 272, 332, 664, 1328, 1411, 2822, 5483, 5644, 10966, 11288, 21932, 22576, 43864, 87728, 93211, 186422, 372844, 455089, 745688, 910178, 1491376, 1820356, 3640712, 7281424, 7736513, 15473026, 30946052, 61892104, 123784208]

約数ペア:

[(1, 123784208), (2, 61892104), (4, 30946052), (8, 15473026), (16, 7736513), (17, 7281424), (34, 3640712), (68, 1820356), (83, 1491376), (136, 910178), (166, 745688), (272, 455089), (332, 372844), (664, 186422), (1328, 93211), (1411, 87728), (2822, 43864), (5483, 22576), (5644, 21932), (10966, 11288)]