28470132

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:525

約数の個数: 72

約数和(自身を含む): 76658400

約数和(自身を除く): 48188268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 107, 114, 171, 214, 228, 321, 342, 389, 428, 642, 684, 778, 963, 1167, 1284, 1556, 1926, 2033, 2334, 3501, 3852, 4066, 4668, 6099, 7002, 7391, 8132, 12198, 14004, 14782, 18297, 22173, 24396, 29564, 36594, 41623, 44346, 66519, 73188, 83246, 88692, 124869, 133038, 166492, 249738, 266076, 374607, 499476, 749214, 790837, 1498428, 1581674, 2372511, 3163348, 4745022, 7117533, 9490044, 14235066, 28470132]

約数ペア:

[(1, 28470132), (2, 14235066), (3, 9490044), (4, 7117533), (6, 4745022), (9, 3163348), (12, 2372511), (18, 1581674), (19, 1498428), (36, 790837), (38, 749214), (57, 499476), (76, 374607), (107, 266076), (114, 249738), (171, 166492), (214, 133038), (228, 124869), (321, 88692), (342, 83246), (389, 73188), (428, 66519), (642, 44346), (684, 41623), (778, 36594), (963, 29564), (1167, 24396), (1284, 22173), (1556, 18297), (1926, 14782), (2033, 14004), (2334, 12198), (3501, 8132), (3852, 7391), (4066, 7002), (4668, 6099)]