127948912

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87877}}^1$

素因数の和:87905

約数の個数: 40

約数和(自身を含む): 305112416

約数和(自身を除く): 177163504

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 87877, 175754, 351508, 615139, 703016, 1142401, 1230278, 1406032, 2284802, 2460556, 4569604, 4921112, 7996807, 9139208, 9842224, 15993614, 18278416, 31987228, 63974456, 127948912]

約数ペア:

[(1, 127948912), (2, 63974456), (4, 31987228), (7, 18278416), (8, 15993614), (13, 9842224), (14, 9139208), (16, 7996807), (26, 4921112), (28, 4569604), (52, 2460556), (56, 2284802), (91, 1406032), (104, 1230278), (112, 1142401), (182, 703016), (208, 615139), (364, 351508), (728, 175754), (1456, 87877)]