128205882

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17851}}^1$

素因数の和:17888

約数の個数: 64

約数和(自身を含む): 342758400

約数和(自身を除く): 214552518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 3591, 7182, 17851, 35702, 53553, 107106, 124957, 160659, 249914, 321318, 339169, 374871, 481977, 678338, 749742, 963954, 1017507, 1124613, 2035014, 2249226, 2374183, 3052521, 3373839, 4748366, 6105042, 6747678, 7122549, 9157563, 14245098, 18315126, 21367647, 42735294, 64102941, 128205882]

約数ペア:

[(1, 128205882), (2, 64102941), (3, 42735294), (6, 21367647), (7, 18315126), (9, 14245098), (14, 9157563), (18, 7122549), (19, 6747678), (21, 6105042), (27, 4748366), (38, 3373839), (42, 3052521), (54, 2374183), (57, 2249226), (63, 2035014), (114, 1124613), (126, 1017507), (133, 963954), (171, 749742), (189, 678338), (266, 481977), (342, 374871), (378, 339169), (399, 321318), (513, 249914), (798, 160659), (1026, 124957), (1197, 107106), (2394, 53553), (3591, 35702), (7182, 17851)]