1291099136

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{74167}}^1$

素因数の和:74204

約数の個数: 44

約数和(自身を含む): 2732794128

約数和(自身を除く): 1441694992

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 2176, 4352, 8704, 17408, 74167, 148334, 296668, 593336, 1186672, 1260839, 2373344, 2521678, 4746688, 5043356, 9493376, 10086712, 18986752, 20173424, 37973504, 40346848, 75947008, 80693696, 161387392, 322774784, 645549568, 1291099136]

約数ペア:

[(1, 1291099136), (2, 645549568), (4, 322774784), (8, 161387392), (16, 80693696), (17, 75947008), (32, 40346848), (34, 37973504), (64, 20173424), (68, 18986752), (128, 10086712), (136, 9493376), (256, 5043356), (272, 4746688), (512, 2521678), (544, 2373344), (1024, 1260839), (1088, 1186672), (2176, 593336), (4352, 296668), (8704, 148334), (17408, 74167)]