128534308

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1\times {\mathrm{397}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 266742784

約数和(自身を除く): 138208476

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 373, 397, 434, 746, 794, 868, 1492, 1588, 2611, 2779, 5222, 5558, 10444, 11116, 11563, 12307, 23126, 24614, 46252, 49228, 80941, 86149, 148081, 161882, 172298, 296162, 323764, 344596, 592324, 1036567, 2073134, 4146268, 4590511, 9181022, 18362044, 32133577, 64267154, 128534308]

約数ペア:

[(1, 128534308), (2, 64267154), (4, 32133577), (7, 18362044), (14, 9181022), (28, 4590511), (31, 4146268), (62, 2073134), (124, 1036567), (217, 592324), (373, 344596), (397, 323764), (434, 296162), (746, 172298), (794, 161882), (868, 148081), (1492, 86149), (1588, 80941), (2611, 49228), (2779, 46252), (5222, 24614), (5558, 23126), (10444, 12307), (11116, 11563)]