1331578448

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{9049}}^1$

素因数の和:9615

約数の個数: 40

約数和(自身を含む): 2737045800

約数和(自身を除く): 1405467352

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 541, 1082, 2164, 4328, 8656, 9049, 9197, 18098, 18394, 36196, 36788, 72392, 73576, 144784, 147152, 153833, 307666, 615332, 1230664, 2461328, 4895509, 9791018, 19582036, 39164072, 78328144, 83223653, 166447306, 332894612, 665789224, 1331578448]

約数ペア:

[(1, 1331578448), (2, 665789224), (4, 332894612), (8, 166447306), (16, 83223653), (17, 78328144), (34, 39164072), (68, 19582036), (136, 9791018), (272, 4895509), (541, 2461328), (1082, 1230664), (2164, 615332), (4328, 307666), (8656, 153833), (9049, 147152), (9197, 144784), (18098, 73576), (18394, 72392), (36196, 36788)]